BrainStuff

By iHeartRadio

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Category: Society & Culture

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Rate for this podcast

Subscribers: 2017
Reviews: 5


 Feb 25, 2020

Josh
 Feb 8, 2020
Used to be good but the last episode I listened to had 2 minutes of ads in an episode less than 6 mins long. If you can get past the ads the content is great.


 Jun 30, 2019

A Podcast Republic user
 Aug 22, 2018

Anne
 Aug 2, 2018

Description

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

Episode Date
BrainStuff Classics: Can Playing Pretend Help Kids Focus?
311
When kids pretend to be a hero like Batman, it lets them separate themselves from temptation and stay on task. Learn more about the Batman Effect in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 13, 2020
BrainStuff Classics: What Can Space Missions Teach Us About Ourselves?
308
NASA's epic Cassini mission taught us a lot about Saturn and its moons -- and about ourselves, too. Learn more about it in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 12, 2020
Why Does Grief Sometimes Come in Waves?
510
A grief attack, sometimes called a Sudden (or Subsequent) Temporary Upsurge in Grief, can feel debilitating -- but they are temporary. Learn more about STUGs in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 11, 2020
How Are Hot Dogs Made?
318
What actually goes into these sausages that American eat by the billion? Learn how hot dogs work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 09, 2020
How Does the Butterfly Effect Work?
490
The term 'butterfly effect' was coined in the 1960s to help explain how complicated weather is, but it can be applied to many complex or chaotic systems. Learn more about the butterfly effect (and what we often get wrong about it) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 08, 2020
Why Do We Celebrate Labor Day?
440
Labor Day signals the end of summer in the United States and Canada, but it began as a celebration of workers and their hard-earned rights. Learn about the history of Labor Day in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 07, 2020
BrainStuff Classics: How Did Boston and New York's Accents Develop?
286
These two American English accents were influenced by British English accents -- but were British accents influenced by them? And what does Boston have against the letter 'R'? Learn more about these accents in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 06, 2020
BrainStuff Classics: What Made the Prehistoric 'Hell Ant' So Diabolical?
244
Instead of a mouth, the hell ant had blades and a metal horn. Learn more about this prehistoric creature on BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 05, 2020
Why Is a Universal Flu Vaccine So Difficult to Develop?
507
Today's flu vaccines can absolutely prevent or lessen an influenza infection, but they have to be taken yearly and don't always work. Learn why -- and what researchers are doing about it -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 04, 2020
Did Paintings Portray Food More Realistically Than Instagram?
314
People have been depicting wildly lavish foods for a lot longer than Instagram has been around. Learn about the history of what people eat versus what they show in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 03, 2020
Are Most Words Already Trademarked?
287
Spoiler alert: Yep, most of the commonly used words (and names!) in the English language are already trademarked. Learn more about how trademarks work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 02, 2020
What Does It Mean to Be a Modern-Day Explorer?
442
The planet Earth is fairly well charted at this point, but we humans still have a drive to explore. Learn how modern-day exploration works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Sep 01, 2020
How Can You Help After a Natural Disaster?
363
Seeing footage after a hurricane or other natural disaster makes us want to help, but some actions are a better use of time and money than others. Learn how to make your aid go the furthest in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 31, 2020
BrainStuff Classics: How Do Squirrels Organize Their Nuts?
339
Research suggests that squirrels use memory strategies to remember where they put the good nuts. Learn more in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 30, 2020
BrainStuff Classics: How Old Is the Number Zero?
259
An analysis of the ancient Indian Bakhshali manuscript suggests the numerical symbol zero, as we use it today, may be centuries older than previously believed. Learn more in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 29, 2020
What Do the Numbers on Interstate Signs Mean?
503
American interstates aren't given those numbers randomly. Learn how information is coded into every number -- and how this high-speed road system got its start -- in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 28, 2020
What's the Largest Lake in the World?
393
Siberia's Lake Baikal is so massive that it contains islands that have their own lakes. Learn about this ocean in the making, its amazing wildlife, and the myths about it in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 27, 2020
How Do Hurricanes Get Their Names?
310
Hurricanes weren't always given names. Learn how the tradition began and how the names rotate from year to year in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 26, 2020
Who Were the First Cowboys?
407
The cowboy is an American icon, but the profession originated with Native American workers tending Spanish horses and cattle in Central America. Learn about the vaquero in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 25, 2020
What Were the World's Last Woolly Mammoths?
260
Early humans did help hunt woolly mammoths to extinction, but the last surviving pockets of these animals were remote from humans. Learn more about them in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 24, 2020
BrainStuff Classics: Are Wolves Smarter Than Dogs?
286
A new study put dogs and wolves head to head in the intelligence department. Guess which species won? Find out on BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 23, 2020
BrainStuff Classics: What Ruined City Lies Under Tunisia's Waters?
317
Archaeologists discovered what they believe to be ruins of the Roman city of Neapolis in the Mediterranean, near Tunisia. Learn what they found out about it in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 22, 2020
How Do Trebuchets Work?
555
Trebuchets are a type of catapult that crushed castles in the Middle Ages. Learn how these siege engines helped kingdoms wage war in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 21, 2020
How Micro Are Microclimates?
485
We often think of climate on the global scale, but trends in weather can be much smaller -- a whole climate can be tracked on the surface of a leaf. Learn more about microclimates in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 20, 2020
How Does Jane Elliott's Blue Eyes/Brown Exercise Work?
434
In the 1960s, a Midwestern elementary school teacher became famous -- or infamous -- for walking her third-grade class through an exercise about racial discrimination. Learn about Jane Elliott and her blue eyes/brown eyes exercise in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 19, 2020
Who Insures Race Cars and Their Drivers?
270
Yes, race cars and race car drivers buy insurance, too -- and yes, it works a little differently. Learn about how NASCAR teams are insured in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 18, 2020
Why Does Fertilizer Sometimes Explode?
372
We usually think of fertilizer as being a good thing -- so how can it cause so much destruction? Learn why ammonium nitrate can cause deadly explosions in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 17, 2020
BrainStuff Classics: Can Getting a Doctorate Affect Your Mental Health?
317
Research shows that doctoral programs can incite some serious problems. Learn how getting a Ph.D. affects mental health in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 16, 2020
BrainStuff Classics: Why Is a Brain-Shaped Blob In Canada?
294
The magnificent bryozoan is a colonial organism that usually lives in warm ponds and lakes east of the Mississippi River. Learn what it's doing in western Canada in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 15, 2020
How Can Hair Be Tougher than Razor Blades?
252
Hair is much softer than steel. So how can shaving cause a razor blade to dull? Learn how a few researchers figured out the answer -- and how they may provide a solution -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 14, 2020
What Family Has Won the Most Nobel Prizes?
641
Spoiler alert: Marie and Pierre Curie started the family that has won more Nobel prizes than any other in history. Learn the Curie family's story in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 13, 2020
Who Owns the Rights to Dinosaur Fossils?
467
In some countries, important fossils are considered shared cultural heritage and can't be privately owned; in others, private sellers can make millions off dino fossils at auction. Learn more about owning dinosaur remains in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 12, 2020
Why Does the White House Have a Rose Garden?
439
The White House's Rose Garden is a presidential sanctuary and event space for gatherings big and small -- but how did it get started? Learn about the history of the Rose Garden in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 11, 2020
What Are Daddy Longlegs, Anyway?
380
There's an urban myth that daddy longlegs are the world's most venomous spiders, but most creatures by this name are neither venomous nor spiders. Learn more about daddy longlegs in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 10, 2020
BrainStuff Classics: What Do Hurricane Categories Mean?
309
Hurricanes are the strongest storms on the planet, but there's a big difference between a Category 1 and a Category 5 (and all the storms in between). Learn more about how we classify hurricanes in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 09, 2020
BrainStuff Classics: How Did Plesiosaurs Swim So Efficiently?
288
Ancient Plesiosaurs moved through the water unlike any other animal since. Learn what recent research found about them in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 08, 2020
How Did the Saltwater Underground Railroad Work?
382
In America, most of the Underground Railroad moved enslaved people north to freedom -- but Florida's Saltwater Underground Railroad moved people south, to the Bahamas. Learn how it worked in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 07, 2020
Are You Putting on Enough Sunscreen?
405
We all know sunscreen can help save our skin, but new research indicates that most of us aren't using it correctly. Learn how to get the most out of your UV protection in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 06, 2020
Where Should You Go on a Science Road Trip?
403
There are adventures to be had everywhere, but we've picked a few of our favorite science-themed road trip destinations to spark your curiosity. Learn about beautiful places to explore fossils, geology, and rocket science in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 05, 2020
How Do Tanuki Work?
481
Tanuki are East Asian animals that look like a dog with the face of a raccoon. Learn about their behavior and the myths surrounding them in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 05, 2020
How Will NASA's Perseverance Rover Search for Ancient Life on Mars?
444
A new rover is on its way to Mars to search for signs of ancient life. Learn about the Perseverance and its mission (including testing the Ingenuity robotic helicopter) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 03, 2020
BrainStuff Classics: Why Do Balloons Stick To Our Hair?
299
Recent research has deepened our understanding of balloons' hair-raising effect. Learn more in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 02, 2020
BrainStuff Classics: What's the Best Way To Park?
278
Do people who back their cars into parking spaces slow down the flow, or are they the smartest in the lot? Learn what science has to say about it in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Aug 01, 2020
How Does Planet Mercury Work?
529
Mercury is the closest planet to the Sun, but it's often also the closest planet to Earth. Learn why -- and lots of other strange-but-true facts about Mercury -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 31, 2020
Why Is There a Coin Shortage in America?
297
During the COVID-19 pandemic, the United States has been experiencing a shortage of coins in circulation. Learn why -- and what may help fix it -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 30, 2020
How Long Can Andean Condors Fly Without Flapping Their WIngs?
269
Andean condors are seriously fuel efficient -- they only flap their wings for one percent of their total time in the air! Learn more about these amazing birds in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 29, 2020
What's the Difference Between Ethyl and Isopropyl Alcohol?
335
These two alcohols can both be used to make hand sanitizer, but only ethyl alcohol is drinkable. Learn how ethanol and isopropanol differ in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 28, 2020
How Is Frederick Douglass the Father of the Civil Rights Movement?
455
Frederick Douglass's skills as a writer an orator made him a face of the abolitionist movement and went on to help inform and inspire the Civil Rights movement. Learn more about Douglass in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 27, 2020
BrainStuff Classics: Which Computer Keys Wear Out First?
288
As casual computer use shifts to touchscreens, the wear patterns on computer keyboards have evolved. Learn what keys now wear out first in this classic episode of BrainStuff Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 26, 2020
Introducing: There Are No Girls on the Internet
232
Marginalized voices have always been at the forefront of the internet, yet our stories often go overlooked. Bridget Todd chronicles our experiences online, and the ways marginalized voices have shaped the internet from the very beginning. We need monuments to all of the identities that make being online what it is. So let’s build them. Find There Are No Girls on the Internet on the iHeartRadio App or wherever you get your podcasts! https://ihr.fm/3g14Fxl Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 25, 2020
BrainStuff Classics: How Do Researchers Preserve Smells?
327
Scents affect how we experience different cultures and places, which means they have historical value. Learn how researchers are setting about preserving them in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 25, 2020
How Did Ankylosaurus Work?
366
This genus of plant-eating dinosaurs had awesomely heavy armor, might've had a great sense of smell, and some had a serious defensive weapon in their tail. Learn more about ankylosaurs in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 24, 2020
Why Is 'Mayday' the International Distress Call?
259
Prior to flight becoming common, 'SOS' was the standard distress call. Learn how the code 'mayday' was invented in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 23, 2020
How Do Homeless Americans Vote?
377
Not having a permanent address or access to identifying documents can make voting in U.S. elections nearly impossible. Learn more about these challenges -- and what some organizations are doing to help -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 22, 2020
Why Don't We Know Much About Druids?
390
The surviving records about who Druids were and what they did aren't considered reliable. Learn what we know and don't know about Druids in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 21, 2020
How Big Does a Meteoroid Have to Be to Make It to the Ground?
338
Meteors can put on a spectacular show, but many of the pieces of debris that cause them are the size of pebbles -- or dust. Learn more about meteorites in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 20, 2020
BrainStuff Classics: How Fast Can Lizards Evolve?
317
Over the course of one frigid winter, green anole lizards in Texas changed their genetic makeup to better tolerate cold. Learn about this example of super-quick vertebrate evolution in today's classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 19, 2020
BrainStuff Classics: Are There Months When You Shouldn't Eat Raw Oysters?
310
Folk wisdom dictates that you should avoid eating oysters, especially raw, in months that don't contain the letter R in their name. Learn why there's some logic there in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 18, 2020
Why Is There a Parthenon in Nashville?
273
In 1897, a plaster replica of the Parthenon built in Nashville for the Tennessee Centennial Exposition proved so popular that it was rebuilt in a more permanent form. Learn more about Nashville's Parthenon in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 17, 2020
Could Science Build a Better Grain?
455
Staple grains, like wheat and rice, can wear out the soil — and most have to be replanted from seed each year. Learn how researchers are seeking to create new varieties (like Kernza) to save the environment in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 16, 2020
Where Did the Phrase 'Grandfathered In' Come From?
287
Although the term 'grandfathered in' is applied in many situations today, it originally referred to laws about voting rights. Learn the history of this phrase in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 15, 2020
How Do Betta Fish Work?
410
Betta fish are popular aquarium pets, but there are a few common misconceptions about these beautiful critters. Learn how these 'fighting fish' can be peaceful and more in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 15, 2020
Who Were the Wild West's 'Petticoat Rulers'?
389
In 1920, before many women in the U.S. could even vote, a frontier town in Wyoming elected an all-women ticket into office. Learn about the Petticoat Rulers in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 15, 2020
BrainStuff Classics: How Did 'Fido' Become a Generic Name for Dogs?
312
We humans have lots of nicknames for dogs -- but how did 'Fido' become one of them? Learn about the history of the term in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 12, 2020
BrainStuff Classics: Why Do Goldfish Make Their Own Alcohol?
296
Goldfish can survive in icy lakes and your poorly cleaned aquarium in part because they make their own alcohol. Learn more about how goldfish work in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 11, 2020
How Did the Harlem Renaissance Work?
514
The Harlem Renaissance was a period of great social, intellectual, and artistic invention that deeply impacts our world to this day. Learn how it got started and why it was so important in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 10, 2020
How Much of Our Food Do Moths Pollinate?
378
Moths pollinate more of our food than researchers previously realized. Learn more about insect pollination in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 09, 2020
Do Rainy Days Make Us Sad?
378
Popular music and video often use rain as a metaphor for melancholy, but does rainy weather really affect our mood? Learn about the psychology (or lack thereof) behind the rainy-day blues in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 08, 2020
What Was the Biggest Snake on Earth?
520
The Titanoboa cerrejonensis was a massive snake related to modern boas -- but it might've grown to 47 feet (14 meters) in length. Learn about this extinct South American serpent in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 07, 2020
Why Is There a Crack in the Liberty Bell?
513
The massive, historic Liberty Bell wasn't always cracked, and wasn't always named that. Learn what history knows (and doesn't know) about the Liberty Bell in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 06, 2020
BrainStuff Classics: How Did the Grandfather Clock Get Its Name?
311
What we now call grandfather clocks were around for a long time before they got that name. Learn how a pop song renamed them -- and a few legends that may have inspired the song -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 05, 2020
BrainStuff Classics: Why Did the T. Rex Have Such Tiny Arms?
317
The Tyrannosaurus rex was a giant predator, but its arms weren't much bigger than a human being's. Learn a few hypotheses about T. rex's arms in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 04, 2020
Will the Fires That Made Centralia a Ghost Town Ever Go Out?
503
Coal fires have burned beneath this Pennsylvania town for decades, driving away inhabitants with continual smoke, ash, and cave-ins. Learn how coal-seam fires work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 03, 2020
Why Is Real Vanilla So Expensive?
453
Real vanilla is much more expensive than synthetic vanilla. Learn about the delicate orchid that vanilla comes from and why most vanilla flavoring is synthetic in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 02, 2020
Why Isn't Washington, D.C. a State?
685
A new bill aims to make Washington, D.C. the U.S.'s 51st state -- but why wasn't it created as a state to begin with, and why have similar bills failed in the past? Learn the history of the District of Columbia in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jul 01, 2020
Why Does the Hellbender Salamander Need Our Help?
307
The hellbender salamander isn't nearly as scary as it sounds. Learn why they're mostly harmless -- and some of their populations are in danger -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 30, 2020
How Does the 'Streisand Effect' Make Cover-ups Go Viral?
527
The 'Streisand Effect' is when some powerful entity tries to repress information, but winds up publicizing it instead. Learn the history of the term and how the effect works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 29, 2020
BrainStuff Classics: Why Do We Get Bags Under Our Eyes?
415
All humans eventually develop bags under our eyes -- but why? Learn how it happens -- and about some inexpensive, unobtrusive home remedies -- in this classic episode of BrainStuff.​ Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 28, 2020
BrainStuff Classics: Why Do People Talk Weird in Old Movies?
288
There's a distinct accent of yesteryear that's not quite British, and not quite American – so what gives? Learn about the Transatlantic accent, or Mid-Atlantic accent, in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 27, 2020
What Was the Tulsa Race Massacre?
506
The Tulsa Race Massacre of 1921 is the worst incident of interracial violence in U.S. history, yet it wasn't discussed for decades, and historians are still unearthing its details. Learn why, and what we do know about it, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 26, 2020
Why Is Carmine, a Dye Made from Bugs, So Popular?
365
Carmine is a vibrant, long-lasting red dye that's extracted from crushed cochineal insects. Learn about the intriguing history and modern use of carmine in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 25, 2020
How Many Continents Are There?
349
Nailing down what makes a continent a continent is a surprisingly tricky business. Learn more about how we humans have defined landmasses, past and present, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 24, 2020
Why Was a Doctor Once Ridiculed for Recommending Hand Washing?
629
Dr. Ignaz Semmelweis asked fellow 19th-century doctors to wash their hands between conducting autopsies and delivering babies -- and was ridiculed for it. Learn how he and other sanitation pioneers helped save lives anyway in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 23, 2020
What Is Commensalism?
339
In commensal biological relationships, one organism benefits from another's work without harming (or, often, even alerting) the worker organism. Learn more about commensalism in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 22, 2020
BrainStuff Classics: Is Dry Cleaning Actually Wet?
229
Spoiler Alert: Yep, dry cleaning isn't dry. Instead, it uses a petroleum solvent in place of water. Learn more about dry cleaning in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 21, 2020
BrainStuff Classics: Why Can't We Breathe Underwater?
296
Water is made up of hydrogen and oxygen, but in a form that we can't breathe. Learn more about how water works in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 20, 2020
How Did Juneteenth Get Started?
455
Juneteenth is a holiday celebrating Black American independence and commemorating the ongoing struggle for equality. Learn the history of Juneteenth in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 19, 2020
Can You Train Yourself to Become Ambidexterous?
462
Preference for using one hand over the other is both genetic and learned during childhood -- but can we change that later in life? Learn about how handedness and ambidexterity work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 18, 2020
What Is Intersectionality?
606
Though it started as an obscure legal term, intersectionality has become the matter of some debate. Learn what it means and how it can help everyone out in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 17, 2020
How Do Roly-Poly Bugs Work?
247
These small, grey garden critters go by many names and are more helpful than you might think. Learn about roly-poly 'bugs' (they're actually land crustaceans!) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 16, 2020
What Would It Take to Postpone a Presidential Election?
445
The United States has never postponed a presidential election. Learn why it would be extremely difficult to do so in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 15, 2020
BrainStuff Classics: Why Do We Have Eyebrows?
219
What are eyebrows really good for, evolutionarily speaking -- and what would we look like if we hadn't developed them? Learn about eyebrows, sweat, and nonverbal communication in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 14, 2020
BrainStuff Classics: Why Are There 60 Minutes In An Hour Instead of 100?
282
Lots of human mathematics are based around multiples of the number 10 -- so why do we measure time in multiples of 12? Learn more in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 13, 2020
What Were Jim Crow Laws?
667
The term 'Jim Crow laws' refers to laws enacted after the U.S. Civil War to prevent emancipated slaves and other people of color from accessing their full rights as citizens. Learn the history of the term and how these laws affected society in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 12, 2020
When Has a Single Vote Decided an Election?
491
Voting is an incredibly important way to make your voice heard, but it's very rare for a candidate to win or lose by just one vote. Learn how rare -- and about a few times that it's happened -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 11, 2020
How Were Squeaky Floors Used for Security?
236
In Japan during the 1600s, some wealthy households installed purposefully squeaky floors as an alarm system. Learn how nightingale floors work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 10, 2020
Can a Star Survive a Black Hole Encounter?
273
In the long run, a black hole will consume any star that crosses its path -- but researchers have found one that should hang on for a few trillion years. Learn more about it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 09, 2020
Why Is Tear Gas Especially Dangerous During COVID-19?
471
Police use of tear gas at protests is controversial to begin with because it's so harmful, but these weapons may also help spread the novel coronavirus. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 08, 2020
BrainStuff Classics: What Is Russia's 'Dead Hand'?
419
We’ve all seen movies with supervillains building catastrophic Doomsday devices – but one exists in the real world, too. In this classic episode, learn how the Cold War led to the most dangerous nuclear system in history: Russia’s 'Dead Hand' Perimeter system. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 07, 2020
BrainStuff Classics: Does TV Resolution Matter?
389
There's a lot of hype about high-definition TV, ultra-high definition, and beyond. But does this race to jam more pixels into screens actually matter? Learn more about the human eye and digital resolution in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 06, 2020
Is It Safe to Swim During the COVID-19 Outbreak?
257
As public spaces begin to open, safety measures to protect yourself and others from COVID-19 are more important than ever. So how could a public pool or beach be safe? Learn about the CDC's recommendations in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 05, 2020
How Did the Mason-Dixon Line Come to Divide the North from the South?
408
The Mason-Dixon Line started as a tax-related land survey -- so how it come to stand as the barrier between slave states and free states during the Civil War? Learn the history of Mason and Dixon -- and how they contributed to science -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 05, 2020
How Many Americans Know Someone in Jail or Prison?
255
A study found that nearly half of all U.S. citizens have an immediate family member who's been incarcerated for at least one night. Learn how the numbers break down in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 05, 2020
How Was Dr. Martin Luther King Jr. Perceived During His Time?
446
Many myths about the Civil Rights movement have arisen in the past few decades, including the idea that MLK was always considered an American hero. Learn how public opinion was divided, and how that changed over time, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 05, 2020
What Is the World's Most Dangerous Tree?
264
The tropical manchineel tree bears apple-like fruit, but eating it -- or just touching its leaves or bark -- can cause a world of hurt. Learn about the 'apple of death' in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jun 01, 2020
BrainStuff Classics: What's the Most Expensive Book in the World?
321
Book collectors may spend thousands on signed copies or rare editions, but the biggest price tag in book-buying history was in the millions. Learn why the world's priciest book is essentially a treatise on plumbing in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 31, 2020
BrainStuff Classics: Why Is Our Blood Red?
259
Human blood is red -- yes, even when it's in your body. Learn why -- and why your veins appear blue through your skin -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 30, 2020
If You BBC Someone on an Email, Can Other Recipients Find Out?
432
Email systems are designed to keep BCC recipients hidden, but mistakes -- and attacks -- can happen. Learn about CCing, BCCing, etiquette, and email security in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 29, 2020
Can the Wind Knock You Off Your Feet?
277
There are indeed gusts of wind strong enough to knock a person off their feet, but for most of us, it'd take a lot of wind. Learn more about how wind works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 28, 2020
Is Shangri-La A Real Place?
379
Shangri-La began as a work of fiction, but it's loosely based in Buddhist mythology and has borne a couple namesakes in the real world. Learn about Shangri-La in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 27, 2020
What Is NASA's Odor Panel?
433
NASA tests everything it sends into space for a lot of things -- including stinkiness. Learn who NASA's odor volunteers are and what they do in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 26, 2020
Why Do We Observe Memorial Day?
333
Since the Civil War, Americans have taken a day in late May to honor fallen soldiers. Learn two theories on how this tradition began in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 25, 2020
BrainStuff Classics: How Can You Fix the Shower Going Hot When a Toilet Flushes?
278
If you've ever gotten a hot shock from someone flushing a toilet while you were taking a shower, there's an easy fix for that. Learn why it happens and how to fix it in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 24, 2020
BrainStuff Classics: Why Can Helicopter Blades Look Weird on Video?
414
Depending on the camera settings and recording technology used to film helicopters, the blades can appear to bend, fragment, stand still, or move backwards. Learn why in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 23, 2020
Who Was Karl Marx, and What Were His Philosophies?
620
Karl Marx was one of the most influential (and, ultimately, destructive) thinkers in history. Learn about his life, what he wrote, and why his ideas are still worthwhile in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 22, 2020
How Does Uranus Work?
497
The eighth planet in our solar system is fairly mysterious: Why is it tilted on its side? Why is it so much colder than similar planet? Learn what we know -- and what we don't know -- about Uranus in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 21, 2020
How Do Cuttlefish Work?
419
Cuttlefish are clever cephalopods that communicate with color. Learn the basics about cuttlefish in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 20, 2020
How Did a Court Case End Japanese Internment?
547
Together, Mitsuye Endo and James C. Purcell -- a Japanese-American woman and her lawyer -- brought down Executive Order 9066, which interred Japanese Americans during WWII. Learn about the order and its demise in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 19, 2020
How Do Chia Pets Work?
385
From an uncertain start to an empire of kitsch, Chia Pets have become an American icon. Learn the history behind the trend in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 18, 2020
BrainStuff Classics: Why Can't You Tickle Yourself?
304
It’s almost impossible to trick your brain in order to tickle yourself. Learn why, and how tickling works to begin with, in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 17, 2020
BrainStuff Classics: How Does Anxiety Work?
355
Anxiety is a normal, healthy response in the human body, but when it interferes with daily life it can become a disorder. Learn about anxiety's symptoms and biochemistry -- and how you treat it -- in this classic episode of BrainStuff.. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 16, 2020
What Are Antibodies, and Why Are We Testing for Them?
481
Antibodies are an important part of our immune system's toolkit in identifying and fighting infections. Learn how they work -- and what antibody tests can tell us -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 15, 2020
What Is NASA's Astronaut Beach House?
447
Yes, NASA has a beach house, and yes, it's the setting for some fabulous stories. Learn the history of the the Kennedy Space Center Beach House and Conference Center in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 14, 2020
What Were African American Spirituals, and What's Their Musical Legacy?
491
African American folk spirituals were participatory music meant not just to comfort but to convey messages among enslaved people. Learn how historians think they worked -- and how they influenced modern music -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 13, 2020
Why Do Birds Mob?
306
If you've ever heard a group of birds cawing their little lungs out for minutes on end, you may have heard a bird mob. Learn how bird mobs work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 12, 2020
What Were Samurai and Ninja Really Like?
545
Tales of honorable samurai and unscrupulous ninja abound, but are these legends based in reality? (Spoiler alert: uh, sorta.) Learn about the real history of samurai and how the stories came about in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 11, 2020
BrainStuff Classics: Can Your Eyes Pop Out Of Your Head When You Sneeze?
376
You may have heard that if you keep your eyes open during a sneeze, they could pop out of their sockets -- but is that true? Learn the science of how your eyes stay in your head -- and why they can pop out -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 10, 2020
BrainStuff Classics: How Does Night Vision Work?
273
Sure, night vision looks cool in the movies - but what is it, exactly? Learn how can a scope or a pair of goggles help you see in near-absolute darkness in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 09, 2020
What Are The World's Biggest, Baddest Jigsaw Puzzles?
464
The largest jigsaw puzzles in the world have hundreds of thousands of pieces, but the hardest have less than a dozen. Learn about record-breaking jigsaw puzzles -- including the first one in history -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 08, 2020
How Can You Keep Your Car in Shape During Shelter-in-Place
302
Motor vehicles need to be driven to keep them in working order. Learn how just 20 minutes a week can help, plus other tips for maintenance, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 07, 2020
Could We Be Entering an Era of Commercialized Space Exploration?
486
NASA has announced the first launch of American astronauts from U.S. soil in almost a decade -- and it will be on a privately developed spacecraft. Learn about the mission and what it could mean in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 06, 2020
Introducing: Flashback - Isaac Newton’s ‘Year of Wonders’
251
Each of us handles social distancing in our own way. Some are doing virtual yoga classes. Others are turning to art. And then there are those truly rare birds... like Sir Issac Newton. He once turned his time in quarantine into an opportunity to change the way we understand the world around us. Learn about history’s unintended consequences on Flashback, a new podcast from OZY and iHeart Radio Podcast Network. Find out how some of the best-laid plans can go horribly wrong or prove unexpectedly magnificent.   Subscribe wherever you get your podcast! https://ihr.fm/3frAnnB Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 06, 2020
Why Is Plankton Our Tiniest Unsung Hero?
410
Plankton can barely be seen with the naked eye, but they're responsible for the air we breathe and the energy we use. Learn more about these tiny aquatic organisms in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 05, 2020
What Was New England's Vampire Panic?
469
In the late 17- and early 1800s, rumors of vampires ran rampant through New England. Learn what happened (and why tuberculosis was to blame) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 04, 2020
BrainStuff Classics: Are Some People Immune to Mosquitoes?
464
Some people seem to attract tons of mosquito bites -- others, none at all. Learn what factors attract more mosquitoes -- and why they 'bite' us in the first place -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 03, 2020
BrainStuff Classics: Can Animals Predict Natural Disasters?
336
Do animals have a sixth sense that can detect earthquakes and tsunamis -- or do they just make better use of their other senses than humans? Learn what research has found in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 02, 2020
Why Was the Mad Hatter Mad?
293
Long before Lewis Carroll wrote 'Alice's Adventures in Wonderland,' hatters had a reputation for health issues -- mental and physical. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
May 01, 2020
Is the Tasmanian Tiger Really Extinct?
509
This Australian marsupial has officially been deemed extinct since 1936, but reports of sightings continue to this day. Learn about the uncertain existence of the thylacine in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 30, 2020
How Did Emmett Till's Murder Shake the U.S.?
482
Although thousands of lynchings were committed after the American Civil War, Emmett Till's shook America's conscience and became a catalyst for the Civil Rights Movement. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 29, 2020
Why Do Pistachios' Color Depend on the Iran Hostage Crisis?
299
Before the late 1970s, almost all pistachios found in the U.S. were dyed bright red. Learn why -- and why a famous diplomatic standoff changed that -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 28, 2020
How Does Neptune Work?
494
This distant blue ice giant boasts incredible winds, storms, and moons. Learn why the coldest planet is so cool in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 27, 2020
BrainStuff Classics: How Does Agoraphobia Work?
544
Agoraphobia is a complicated and difficult psychological condition that is easily misunderstood. Learn about life with agoraphobia in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 26, 2020
Introducing: Here's Something Good
66
Each day we aspire to bring you the good news. Because there is good happening in the world, every day, everywhere — we just need to look for it and share it. Here’s Something Good is a short daily podcast that offers inspiring stories, helpful tips and shared experiences to motivate and inspire you every day. We’re letting you in on the best advice we’ve gotten, the news that’s brightening our day, and practical insights from experts and leaders you know and some that you may not, including ordinary people making an extraordinary difference. Here’s Something Good comes to you Monday through Friday — it’s a great way to start your day on the positive side of life.  Here’s Something Good is a production of the Seneca Women Podcast Network and iHeartRadio, with support from Founding Partner P&G and Bank of America. For more information on Seneca Women, visit our website senecawomen.com and download the Seneca Women app free in the App Store. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 25, 2020
BrainStuff Classics: Do Juice Cleanses Actually Work?
302
Juice can contain good stuff, and cleansing sounds like a good thing -- but can juice cleanses deliver the results they promise? Learn about how your body uses nutrients and removes toxins in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 25, 2020
What Do We Get Wrong About Cleopatra?
478
Cleopatra is a fascinating historical figure, but a lot of stories about her were misinformation spread by her enemies. Learn what historians think the real Cleopatra was like in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 24, 2020
Why Is the Sky Blue?
352
It seems like a simple question, but the answer involves a combination of physics, geometry, electromagnetic radiation, and biology. Learn why we perceive the sky as blue in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 24, 2020
How Does the New York Times Crossword Puzzle Work?
470
For nearly 80 years, the New York Times Crossword puzzle has been an institution -- but the paper didn't even want to publish one at first. Learn the history and modern workings of the puzzle in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 22, 2020
Can a Cell Phone Make a Gas Pump Explode?
276
There's a modern myth that using your cell phone while pumping gasoline may cause a fire or explosion, but it's been debunked. Learn why (and why static electricity may have started the myth) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 21, 2020
How Is Our Food Supply Chain Changing?
647
Don't worry, there isn't any kind of shortage of food in the United States due to COVID-19 -- but our supply chain is changing. Learn how it works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 20, 2020
BrainStuff Classics: Why Don't All Skeletons Become Fossils?
379
If every animal that ever lived became fossilized, we'd be swimming in seas of fossils right now. Learn why we aren't in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 19, 2020
BrainStuff Classics: Why Can It Be Painful To Bite Aluminum Foil?
231
If you've ever gotten a painful shock from biting down on a piece of aluminum foil, it's becauce dental metal in your mouth formed a type of battery with the foil. Learn how it works in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 18, 2020
How Was the Golden Gate Bridge Designed?
562
A bridge connecting San Francisco to the Marin Headlands was proposed 60 years before construction actually began. Learn how it finally happened (and why you shouldn't call the iconic Golden Gate Bridge 'red') in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 17, 2020
What's the Difference Between Turtles and Tortoises?
391
Tortoises are a type of turtle, but the differences among these reptiles aren't always clear. Learn more about these shelled reptiles in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 16, 2020
Why Do Stores Keep Running Out of Toilet Paper?
551
Of all things to run low on during a pandemic: Why toilet paper? Learn the reasons behind the perceived shortage and empty shelves in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 16, 2020
Is Glass a Liquid or a Solid?
230
Glass isn't a liquid, but it's not quite a normal solid, either. Learn why glass is an amorphous solid (and why old window panes have ripples) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 14, 2020
How Did Gregor MacGregor Swindle People into Moving to a Country that Didn't Exist?
332
In the early 1800s, one swindler tricked hundreds of people into investing in a nonexistent country -- and even into moving there. Learn about Gregor MacGregor's invented kingdom of Poyais in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 13, 2020
BrainStuff Classics: Does 'Power Dressing' Actually Work?
324
Dressing up to feel powerful may have been a fashion fad of the 1970s and '80s, but do we really think and act differently if we wear formal clothes? Learn the psychology of power dressing in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 12, 2020
BrainStuff Classics: Why Are Some People Afraid of Clowns?
363
Clowns are usually goofy, raucous characters designed to be the life of any party. But they’re not universally adored. Learn why some people find clowns downright frightening in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 11, 2020
Why Is American Money Used Around the World?
412
The American dollar has been the de facto world currency for decades. Learn why -- and what would need to happen for that to change -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 10, 2020
What's the First Nation with Totally Dark Skies?
255
The tiny South Pacific island nation of Niue is the first in the world to designated an International Dark Sky Place. Learn how it achieved this -- and why it's more than a title -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 09, 2020
Why Are We Still Talking About Plato After 2100 Years?
503
With the world changing so quickly, it may seem strange that Plato is still so often required reading in philosophy and education programs. Learn why his work has survived in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 08, 2020
Why Is One Manta Ray Neon Pink?
255
The reef manta rays of eastern Australia are normally black and white, but one specimen is a shocking bight pink. Learn about the manta ray nicknamed Inspector Clouseau in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 08, 2020
How Can You Safely Unpack Your Groceries Amidst COVID-19?
471
COVID-19 is not a foodborne illness, but to be careful, you might want to disinfect food packaging and fresh produce using a doctor-approved modified sterile technique. Learn how in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 06, 2020
BrainStuff Classics: How Do Fire Extinguishers Work?
377
Fire extinguishers are nearly ubiquitous, and they can be invaluable, life-saving devices. Learn what’s inside those little red cylinders, and how they can stop a fire, in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 05, 2020
BrainStuff Classics: What the Heck is GDP?
407
GDP, GNP – what does it all mean? Learn what economists are saying when they bring up these common economic indicators in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 04, 2020
Why Was 'The Last Supper' the Masterpiece Leonardo da Vinci Didn't Want to Paint?
413
The mural 'The Last Supper' made da Vinci famous, but it wasn't what he wanted to work on at the time. Learn the history of the painting (and what historians still argue about within it) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 03, 2020
What Is Entropy?
485
It's OK if you're confused by the concept of entropy -- it can mean different things in different situations and disciplines. Learn about the second law of thermodynamics in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 02, 2020
How Do Ventilators Work?
535
When a person is having trouble breathing on their own, ventilators can help keep them alive until the underlying problem can be treated. Learn how they work and how they're being improved in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Apr 01, 2020
How Does Ghee Work?
357
Ghee is a shelf-stable, nutty-flavored type of clarified butter. Learn how to make it and cook with it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 31, 2020
What Famous Places Can You Explore from Home?
419
Because being a globetrotter isn't always practical, many cultural sites and museums have virtual tours available online. Learn about a few of our favorites in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 30, 2020
BrainStuff Classics: Do Animals Laugh?
294
It’s no secret that some animal species are highly intelligent – but can they “get” jokes? Can they laugh? Are laughter and intelligence even related? Learn about animal laughter in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 29, 2020
How Will a New Solar Orbiter Teach Us About the Sun?
300
A recently launched spacecraft called the Solar Orbiter, or SolO, is en route to the sun to capture images from angles we've never achieved before. Learn how this will help us learn new things about our star in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 28, 2020
How Will Food Banks Meet Demand Related to COVID-19?
517
Food banks and pantries, community kitchens, and the like help feed millions -- but many more may need help during the novel coronavirus outbreak. Learn what these organizations are doing to keep up (and keep safe) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 27, 2020
Why Are Fruit Flies Science Superstars?
368
Fruit flies are pests in our kitchens but glorious in genetics labs. Learn why -- and why they're not dangerous, even if they're annoying -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 26, 2020
Can You Start Your Own Bank?
415
The U.S. is the only industrialized nation in the world where anyone with the funds, plan, and motivation can start their own bank. Learn how the process works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 25, 2020
Do You Have an Inner Monologue?
473
It's hard to imagine other people's inner thoughts -- but we may be just as hard-pressed to explain our own. Learn how researchers have studied inner monologues and other modes of thought in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 25, 2020
Why Does the U.S. Sell Soda in Liters but Milk in Gallons?
362
In America, many products -- including milk -- are sold in imperial ounces or gallons. But not so soda -- we often buy that in 1- or 2-liter bottles. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 23, 2020
Why Does Hand Washing Beat Hand Sanitizer Hands Down?
466
Washing your hands is way more effective than hand sanitizer at getting rid of germs because soap is scientifically amazing stuff. Learn why -- and how to use both -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 23, 2020
How Can Social Distancing Save Lives?
430
When infectious diseases have the potential to break out, keeping your distance from other people means you’re helping protect everyone -- and helps our medical system not get overwhelmed. Learn why -- and how to do it -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 22, 2020
How Long Can Viruses Last on Surfaces?
541
Every virus is different, and research into the novel Coronavirus that causes COVID-19 is ongoing -- but learn about how long viruses can remain infectious in the air or on surfaces in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 20, 2020
FunStuff Playlist 05: Why Do We Sing in the Shower?
224
It's somewhere between tempting and inevitable to break into song in the shower. But why? Learn about the psychology and physiology of shower singing in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 09: How Did Desi Arnaz Change Television?
293
Lucille Ball's ex-husband wasn't just her 'I Love Lucy' co-star and writing partner -- Desi Arnaz changed the way television is produced and watched. Learn about his contributions to the industry in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 02: Why Are Some Words Funny?
471
Words like 'poop' and 'wiggle' are inherently humorous, and science may have figured out why. Learn what science has to say about why some words tickle us in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 08: Can Absurdly Big Numbers Be Useful?
377
The bigger that numbers get, the harder they are for us to conceive of -- but that doesn't mean they can't be useful. Learn about some just ridiculously huge numbers in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 06: Did Pirates Really Talk Like That?
282
One guy is responsible for what we think pirates sounded like. Learn how actor Robert Newton changed the world in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 07: Why Do Books Smell So Good?
278
Researchers have set out to catalog the scent compounds that make books and libraries smell so welcoming. Learn how in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 04: Do Humans and Bananas Really Share Half Their DNA?
453
You may have heard that people share about 50 percent of their DNA with bananas, and while there's a seed of truth to that, it's not quite right. Learn about our genetic similarity to fruit and other life forms in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 03: Do Dogs Use Facial Expressions to 'Talk' to Us?
209
It seems that dogs make more expressive faces when humans are watching. Are they trying to communicate? Learn more in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 01: Why Do Flying Squirrels Glow Hot Pink in UV Light?
269
As it turns out, most flying squirrels glow hot pink in ultraviolet light. Learn what researchers think may be the reason in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
FunStuff Playlist 10: Will the Paper of the Future Be Made of Poop?
239
It might sound gross, but it's eco-friendly: Paper is made from plant pulp. Animals that eat plants excrete plant pulp. Learn why some scientists have high hopes for poo-pyrus in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
Were Turtles Once the Size of Cars?
235
Spoiler alert: Yep. A prehistoric species of freshwater sea turtles was a hundred times heavier than its modern relatives. Learn more about this giant in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 19, 2020
Farts Can Be Silent, But Can They Be Deadly?
317
It's highly unlikely that most farts spread disease, but there is one strange case in the medical records. Learn why passing gas is almost always safe (except for our noses) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 18, 2020
Why Are Four-Leaf Clovers Considered Lucky?
418
Four-leaf clovers have long been held as a symbol of good fortune. Learn why they're so rare (and why Saint Patrick used three-leaf clovers in his teachings) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 17, 2020
Is Old Faithful Becoming Less Faithful?
454
The famous Old Faithful geyser in Yellowstone National Park has been changing its eruption patterns over the past few decades -- but it's still incredibly predictable. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 17, 2020
BrainStuff Classics: How Do Bed Bugs Work?
306
These insects live in your furniture, drink your blood, and stain your sheets. Learn how they thrive -- and how to get rid of them -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 15, 2020
Introducing: Personology
125
A psychological examination of historically significant lives. We will peak into the minds of our subject to answer, what made them tick? Uncovering the personal motivations that drove their public acts and how those acts in turn changed all our lives. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 14, 2020
What Is Pi?
363
Today is Pi Day -- a celebration of the number pi (and pies, and mathematics in general). Learn what pi is and how this holiday came about in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 14, 2020
Why Are We Afraid of Friday the 13th?
433
Many Westerners are wary of any Friday that falls on the 13th of a month for reasons rooted in pop culture and ancient theology alike. Learn how these ancient memes got started in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 13, 2020
How Does Saturn Work?
541
Saturn is our solar system's second-biggest planet, the most elliptical in shape, and has a stunning set of rings. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 12, 2020
Why Do Cars Have Alarms If We Ignore Them?
402
People who live in areas that depend on cars for transportation may be so used to car alarms that they ignore them completely -- but that doesn't mean the alarms aren't useful. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 11, 2020
What Else Did Shel Silverstein Write?
340
Most people know Shel Silverstein for his books of children's poetry like "Where the Sidewalk Ends," but he was a prolific writer. Learn more about Silverstein's life in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 10, 2020
What Is Coronavirus?
435
There's a lot of (valid, understandable) fear about novel Coronavirus in the news -- it can be deadly, but you can protect yourself and your community. Learn how -- and what Coronavirus is -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 09, 2020
BrainStuff Classics: How Does Jet Lag Work?
437
Our bodies are used to fairly regular patterns of sleep and wakefulness, and moving across time zones can mess that up royally. Learn why -- and what you can do to prevent it -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 08, 2020
BrainStuff Classics: Can We See the Stuff Astronauts Left on the Moon?
252
Astronauts have left over a hundred items on the moon's surface. Learn what telescopes are powerful enough to spot them in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 07, 2020
Do Other Animals Have Blood Types Too?
270
We humans have blood types that help determine what transfusions we can give and receive -- and other animals do too. Learn about cat, dog, and horse blood types, among others, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 06, 2020
Why Are Legal Pads Yellow?
270
Legal pads' defining characteristics all date back to the turn of the 20th century. Learn how they came about in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 05, 2020
How Did an Enslaved Man Help Save Colonial Boston from Smallpox?
449
Smallpox epidemics swept the colonies several times, but one African-American man known as Onesimus helped save Boston from the brunt of it. Learn how in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 04, 2020
Is There a Best Time of Day for Making Decisions?
283
Everyone's brain works a little differently, but research shows that there's a time of day when most of us make decisions quickly, and another when most of us make decisions accurately. Learn when both occur in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 03, 2020
Could Sonic the Hedgehog Survive His Own Speeds?
267
Most hedgehog bodies are not meant for supersonic speeds, but most hedgehogs are not Sonic. Learn how Sonic's speed compares with other animals and how he might survive in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 03, 2020
BrainStuff Classics: What Would Space Do to the Human Body?
326
All the times a character in science fiction has gotten tossed out an airlock got us wondering: What would really happen to the human body if it were exposed to space without a protective suit? Learn what we found in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Mar 01, 2020
BrainStuff Classics: Why Do We Get Brain Freeze?
276
You're enjoying a delicious frozen treat, and then, suddenly, it hits: brain freeze! Learn why this short, stabbing pain occurs in today's classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 29, 2020
Who Put the Baby in King Cake?
430
King cake is a tasty part of Mardi Gras celebrations today, but the traditions behind it go way back. Learn about the history of king cake, and why many now come with a small plastic baby, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 28, 2020
Could We Turn Air Pollution Into Ink?
307
Air pollution can carry the same compound that we use to make ink -- so why not capture that pollution and turn it into art? Learn how an innovative technology is making it possible in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 27, 2020
What Was the First Cat in Space?
265
You may have heard of other animals' trips into space, but France's spacefaring cat, Félicette, has been all but lost to history. Learn about her journey in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 26, 2020
Can You Put Emoji on License Plates?
244
Vermont is considering a bill that would allow its drivers to add emoji to license plates -- and Queensland, Australia already has that option. Learn how it works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 25, 2020
Why Is Black History Month During February?
273
Black History Month helps celebrate the achievements and contextualize the experiences of black people in America, past and present. Learn the history behind it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 24, 2020
BrainStuff Classics: Is WiFi Safe?
352
You may have heard rumors that wireless internet is a health hazard, but, spoiler alert: It's probably just fine. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 23, 2020
BrainStuff Classics: How Do Car Horns Work?
263
Car horns are both important safety feature and an instrument of rage. Learn the physics behind the honk in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 22, 2020
How Did Indigo Help Start America's Slave Trade?
378
Crops like sugar and cotton are notoriously tied to slavery in the U.S. (and around the world), but indigo deserves infamy, too. Learn the dark history of this natural dye in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 21, 2020
What's the History of the Tooth Fairy?
454
Throughout history, different cultures have had all kinds of ceremonies surrounding the loss of a first baby tooth. Learn where the Tooth Fairy fits in in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 20, 2020
How Do Scientists Know What's Inside Dinosaur Eggs?
363
For dinosaur eggs to have survived until now, they must have fossilized -- which makes cracking them open to see what's inside a difficult prospect. Learn how researchers tackle it (and when they don't have to) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 19, 2020
Are Humans Built to Drink Milk as Adults?
276
Lactose intolerance is rare in the U.S., but worldwide it's way more common. Learn what causes this and how researchers explain the divide in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 18, 2020
What Do People Get Wrong About Rosa Parks?
435
Though we've all heard about how Rosa Parks' small act of resistance on a Montgomery bus sparked a boycott that spurred the civil rights movement, a lot of us get the details wrong. Learn the real story of Rosa Parks in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 17, 2020
BrainStuff Classics: What Is the Birthday Paradox?
229
The so-called Birthday Paradox isn't a true paradox -- it's a fascinating example of how bad humans are at off-the-cuff probability. Learn what the Birthday Paradox is and how it works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 16, 2020
BrainStuff Classics: Why Do We Get Morning Breath?
242
Our breath can smell bad for a number of reasons, but it tends to be worse first thing in the morning. Learn why in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 15, 2020
Does Chocolate Give You a Happy High?
424
Many humans enjoy eating chocolate -- but is it because of the taste, or because of compounds in the candy that simulate happiness in our brains? Learn about how chocolate affects us in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 14, 2020
Why Do Cats Knead?
244
Cats seem to love kneading at soft things with their front paws -- but why do they do it? Learn about this (sometimes very pointy) behavior in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 13, 2020
What Is Balut, and How Do You Eat It?
357
Balut is a street food delicacy found in Southeastern Asia -- and around the world. Learn about this eggy treat in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 12, 2020
Are Single-Use Plastics Really That Bad?
450
Single-use plastics are plastics made to be thrown away after one use. Learn why they're so damaging and how we can do better in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 11, 2020
How Did Georgia Tech's Most Famous Student Never Exist?
534
George P. Burdell has received several degrees, flown missions in several wars, hosted countless campus balls, and ordered countless pizzas -- but he's never technically existed. Learn about Georgia Tech's legendary student in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 10, 2020
BrainStuff Classics: How Does Crooke's Radiometer Work?
330
Crooke's radiometer is a device containing vanes that appear to spin because they're pushed by light itself, but that's not quite right. Learn what's really happening in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 09, 2020
BrainStuff Classics: What Is White Noise?
295
White noise generators are useful for masking all kinds of annoying sounds -- but what is white noise, and how does it work? Learn about white noise (and other 'colors') in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 08, 2020
How Do Wine, Cars, and Clothes Defy Economics?
433
With most goods and services, as their price goes up, demand goes down -- but not so with luxury items from diamonds to college educations. Learn how Veblen goods work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 08, 2020
Why Can a Mongoose Take on a Cobra?
297
Mongooses are small, weasely mammals that can -- and do -- kill and eat big, venomous king cobras. Learn how they manage to come out on top in this grudge match in today's episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 07, 2020
Why Are Scientists Asking Hikers to Stop Stacking Rocks?
262
Stacks of rocks called cairns have long been used for navigation and decoration, but scientists are now asking hikers to stop making them. Learn how simply moving rocks can be hugely destructive (even if you put them back) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 05, 2020
Why Do People Say 'Holy Cow'?
283
The phrase 'holy cow' is an example of a minced oath -- a substitute for a taboo phrase. Learn how baseball was involved in its popularity in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 04, 2020
Would King Kong Be Considered an Endangered Species?
334
Land animals tend to have an upper limit of size, beyond which they risk extinction. Learn why (and how King Kong is a great example of this) in today's episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 03, 2020
BrainStuff Classics: Is a 'Dog Year' Really 7 Years?
303
Sure, dogs age differently than humans -- but is a year for us really like seven years for them? Learn the truth about your dog's age in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 02, 2020
BrainStuff Classics: What is 'Ranch' Flavor?
314
Ranch is the most popular salad dressing in the United States, but what is that flavor supposed to be? Learn the history and modern make-up of ranch flavor in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Feb 01, 2020
Are Super Bowl Ads Really Worth $30 Million?
378
The most expensive 30-second commercial slot in this weekend's Super Bowl sold for $5.6 million, but the total cost to make these ads is more like $30 million. Learn what kind of return on investment companies hope to make in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 31, 2020
How Did White House Press Briefings Go From Daily to Done?
408
Press briefings have been a regular event at the White House since the late 1800s, so why has the Trump administration cancelled them? Learn about the history behind the practice (and what's replaced them) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 30, 2020
Could Electric Motors Save Classic Cars?
394
Replacing vintage engines with electric motors can help keep classic cars on the road (though don't worry, we're not coming for your collector's items). Learn why companies like Jaguar and Volkswagen are leading the charge in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 29, 2020
Is There a Science to Aging Beer?
416
Some beers develop in interesting and pleasant ways as they age -- but it's a science experiment with a lot of variables. Learn how to embark on the art and science of aging beer in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 28, 2020
What's the Best Kind of Dog Leash?
322
Taking your dog out on walks is great for it (and you!), but certain kinds of leashes can help keep you both safer. Learn why an expert recommends braided leather leashes (and when they recommend harnesses) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 27, 2020
BrainStuff Classics: How Does Radiation Sickness Work?
520
Most of us don't have to worry about ionizing radiation -- that is, the kind of radiation that can make you sick. Learn why (and what ionizing radiation can do) in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 26, 2020
BrainStuff Classics: What Is Fracking?
327
You’ve heard of fracking, and you’re pretty sure lots of people don’t like it, but do you know what it really entails? Learn what goes into the fracking process in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 25, 2020
How Do Bengal Cats Work?
406
Bengal cats are a hybrid of domestic cats and a small, wild type of leopard cat. Learn how this breed began and why they're an intensive pet in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 24, 2020
What's the Difference Between Avenues, Roads, and Boulevards?
283
Yes, there is a difference! Roadways in the United States are given designations based on what lines them and how they connect. Learn the differences between these and other passages in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 23, 2020
Why Are Bananas Berries, but Strawberries Aren't?
272
Botanically speaking, bananas are berries and strawberries are not. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 22, 2020
Do Monkeys Lack the Brains or the Vocal Anatomy for Human Speech?
348
For a long time, scientists thought monkeys and non-human apes simply lacked the vocal anatomy for human speech, but new research indicates otherwise. Learn what was found in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 21, 2020
Are We Running Out of Cork?
304
There's a myth that the trees that cork comes from are endangered, but they're doing just fine. Learn how the rumors may have started in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 20, 2020
Why Is the Exclamation Point on the Rise?
425
The exclamation point, once scorned by most, is appearing more and more in online communication — even in professional settings. Learn the history of this punchy punctuation in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 19, 2020
BrainStuff Classics: How Do Microwave Ovens Work?
289
It may seem like magic, but microwave ovens employ the physics of the electromagnetic spectrum to heat your food. Learn how in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 19, 2020
BrainStuff Classics: What If the Moon Disappeared?
294
If the moon suddenly disappeared from existence, Earth would be missing more than just our nightlight. Learn how the moon affects the Earth in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 18, 2020
Are Pringles Really Potato Chips?
246
It took a series of British courts to decide whether Pringles count as potato chips (or, rather, potato crisps). Learn why -- and what they decided -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 16, 2020
Could There Be a Fifth Fundamental Force?
485
Scientists have been studying the four fundamental forces (gravity, electromagnetism, the strong force, and the weak force) since the 1950s, but new research indicates that there may be a fifth. Learn more in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 15, 2020
What's the Difference Between Toilet Paper and Facial Tissues?
274
We often use the two interchangeably (especially in times of need), but toilet paper and facial tissues are composed differently. Learn why you shouldn't flush tissues in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 14, 2020
Could Your Next Car Say 'No' to Drunk Driving?
474
The technology already exists to put Breathalyzers in cars to prevent drunk driving, and some lawmakers are working towards mandating it. Learn how it might work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 14, 2020
BrainStuff Classics: Does Your Name Determine Your Future?
323
What's in a name? Research shows that your name can indeed influence your career and your behavior. Learn how in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 12, 2020
BrainStuff Classics: What Does the Tab on a Rearview Mirror Really Do?
220
Pushing the tab on a car's rearview mirror seems to dim the headlights of the car behind you -- but how? Learn how rearview mirrors work in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 11, 2020
How Does the Wayback Machine Work?
442
The internet's Wayback Machine isn't a time machine in the traditional sense, but it does archive web pages to provide a living history for users to explore. Learn how it works in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 10, 2020
Can 'Reef DJs' Bring Fish Back to Damaged Reefs?
268
When fish abandon unhealthy coral reefs, the whole ecosystem can collapse -- but new research shows that playing sounds from healthy reefs can lure fish back, helping stabilize the reef. Learn how in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 09, 2020
Can Hair Dyes and Straighteners Cause Cancer?
263
New research indicates that permanent hair dyes and hair straighteners can increase women's risk of breast cancer. Remember, cancers are caused by many genetic & environmental factors -- but learn what the researchers found in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 08, 2020
What's So American About Apple Pie?
320
When something or someone is particularly emblematic of the U.S., we often say they're 'as American as apple pie'. Learn the history of apple pie, plus how that phrase got started, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 07, 2020
Should School Buses Have Seat Belts?
306
School buses are much safer than other vehicles on the road, statistically speaking, but they'd be even safer with seat belts. Learn why they haven't traditionally had them, and how that might change, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 06, 2020
BrainStuff Classics: How Do We Know What Dinosaurs Looked Like?
265
Museums and movies alike feature representations of dinosaurs, but how can we reconstruct their appearance from a bunch of million-year-old fossils? Learn what we can (and can't) glean from the fossil record in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 05, 2020
BrainStuff Classics: What Happens When I Have A Hangover?
483
One unpleasant effect of drinking alcohol can be the collection of symptoms known as a hangover -- a pulsing headache, dry mouth, nausea, and more. Learn what's actually happening to your body -- and whether there's any way to fix or prevent it -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 04, 2020
What's the Difference Between Baking Soda and Baking Powder?
328
The two aren't interchangeable -- baking powder consists of baking soda plus other stuff. Learn how both work -- and how to make baking powder from soda -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 03, 2020
Was the Grinch Based on Dr. Seuss?
273
Spoiler alert: Yep, Dr. Seuss modeled the Grinch on himself. Learn how the generally joyful writer created such an infamous sourpuss in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 02, 2020
What Makes Champagne Champagne?
485
Champagne is a type of sparkling wine made under a particular set of rules to protect it from imitators -- but it wasn't always so prized. Learn the history and science of what goes into a bottle of bubbles in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Jan 01, 2020
Why Do We Drop a Ball on New Year's Eve?
337
The tradition of dropping a ball in Times Square to mark the beginning of a new year only goes back about a century. Learn about the history -- plus four weird things that other cities drop instead -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 31, 2019
Who Created the Peace Sign (and Why)?
376
Though it started as a symbol of nuclear disarmament, the peace sign has grown to apply to (and be applied to) all kinds of things -- but the creator didn't mind; he'd hoped it'd take off. Learn the history of the peace sign in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 30, 2019
BrainStuff Classics: What Is Synesthesia?
368
It’s true – some people hear colors, or taste words. Learn how synesthesia works in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 29, 2019
BrainStuff Classics: What Determines Your Hair Color?
300
There's a lot of natural variation in the color of human hair. Learn the physical explanation for the difference in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 28, 2019
How Can Closing Your Door at Night Save Your Life?
346
We all know "stop, drop, and roll," but a new fire safety tip is equally important: "close before you doze". Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 27, 2019
What's in the Secret Apartment Atop the Eiffel Tower?
252
Yes, there's a secret apartment atop the Eiffel tower -- and it's filled with science! Learn how it came to be -- and how it actually saved the tower from destruction -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 26, 2019
Why Are We Dreaming of a White Christmas?
256
Bing Crosby and hundreds of other singers have expressed their desire to see snow on Christmas, by why? Learn the history of this popular holiday song in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 25, 2019
Why Does Rudolph's Nose Glow Red?
335
How could a reindeer have developed a glowing red nose, and how does it work? Learn the science behind Rudolph the red-nosed reindeer's distinctive feature in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 24, 2019
Why Do Men Have Nipples?
245
Male humans very rarely lactate, so why do they have nipples? Learn why evolution didn't edit that feature out in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 23, 2019
BrainStuff Classics: Did the Brontosaurus Exist?
366
You may have heard that the Brontosaurus never existed, but that isn't quite right. Learn how a feud between ex-friends created confusion surrounding this dinosaur in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 22, 2019
BrainStuff Classics: Why Do Some Noises Drive Me Crazy?
350
If the sound of gum being chewed or the crinkle of plastic fills you with inarticulate, homicidal fury (or any other inexplicable emotion), you may be experiencing misophonia. Learn how researchers think it works in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 21, 2019
Who Was Physicist Hedwig Kohn?
285
As a German Jewish woman who came of age around WWI, Hedwig Kohn defeated all odds against her to live a long, successful life as a physicist. Learn her story in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 20, 2019
Can Camping Help Us Sleep Better?
236
Our use of electric lights after dark can mess with our circadian rhythms and make it harder to get a good night's sleep. Learn how a mere weekend of camping might help you reset in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 19, 2019
What Is Florida's Red Tide?
376
You may have heard about a red tide menacing ocean beaches, but what causes it -- and can it be stopped? Learn about the algae that cause Florida's red tide in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 19, 2019
Why Doesn't My Sushi Come with Real Wasabi?
285
Outside of Japan and the fanciest restaurants, most "wasabi" served with sushi is an imitation of the real thing. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 17, 2019
Why Wasn't 'Groom of the Stool' a Crappy Job?
457
First, yes, there was once a job in royal courts called Groom of the Stool, and yes, it involved dealing with the king's poop. Learn why it was actually a covetable position in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 16, 2019
BrainStuff Classics: Are Pop Rocks Dangerous?
320
Did Pop Rocks really blow the door off of a delivery van? Has anyone ever died from eating this unique (and uniquely loud) candy? Learn the truth behind the rumors surrounding Pop Rocks in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 15, 2019
BrainStuff Classics: Are Humans Still Evolving?
359
We may not have mutant powers like the X-Men, but natural selection is still changing humanity… for the better. Learn about some of humanity's most useful modern mutations in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 14, 2019
When Is Moldy Food Safe to Eat?
301
Spoiler alert: Sometimes! Not all molds are harmful, and some are even helpful -- but it's not always OK to cut away spots of mold and eat the food it was growing on. Learn when it is in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 13, 2019
Why Does Ancient Roman Concrete Outlast Our Own?
229
Modern concrete crumbles when exposed to the elements, but ancient Roman concrete only gets stronger over time. Learn how this is possible -- and why we're not using their recipe -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 12, 2019
Why Do People Still Use Fax Machines?
439
We live in the incredible future of scanners, internet connectivity, and digital signatures -- so why do people still use fax machines? Learn why faxing perseveres in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 11, 2019
How Did a Comma Decide a Court Case?
288
There's no call to be pedantic, but sometimes a tiny punctuation mark can make a huge difference in meaning. Learn how the Oxford comma changed a judge's decision in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 10, 2019
Why Do Noises Other People Make Seem Louder Than Our Own?
334
You're walking down a deserted street and suddenly you hear footsteps. Someone might be following you, you think. Because, although the street is quiet, your own footsteps would never register with you — just those of a stranger's. So why is it we can't hear the noises we make ourselves? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 10, 2019
BrainStuff Classics: How Long Would It Take To Walk Around The World?
461
This is a more complicated question than it seems because oceans definitely get in the way, but there are a few ways to attempt to walk around the entire globe -- and a few people who have tried. Learn about them in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 08, 2019
BrainStuff Classics: Does the Human Body Really Replace Itself Every 7 Years?
266
Short answer: Nope! Learn how long it really takes, plus how nuclear weapons helped scientists find the answer, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 07, 2019
Why Are Macadamia Nuts So Expensive?
469
Macadamias are delicious and nutritious in small servings, but they're also the most expensive nuts in the world. Learn what they are and how they're grown in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 06, 2019
Why Do Bees Beard?
303
Honeybees can heat and cool their hives to keep the temperature comfortable. Learn about one method -- bearding -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 05, 2019
How Can a Sea Slug Use Solar Power?
241
Researchers have found a sea slug that incorporates pieces of algae cells into its body to live off of photosynthesis. Learn more about it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 04, 2019
Will There Always Be a North Star?
399
The star Polaris, when viewed in the Northern Hemisphere, points you almost due north. Learn how it's aided navigators for centuries, but why it won't always do so, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 03, 2019
How Did a Mad King Design Disney's Castle?
509
Walt Disney based Sleeping Beauty's castle -- the centerpiece of Disneyland and the Disney logo -- on a real castle in the Bavarian Alps of Germany. Learn about Neuschwanstein Castle's strange and tragic history in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Dec 02, 2019
Do You Or Your Dishwasher Get Dishes Cleaner?
250
OK, this one is no contest: Your dishwasher can get dishes cleaner, but that doesn't necessarily mean that using one is healthier. Learn about the science behind the suds in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 29, 2019
How Does Macy's Thanksgiving Day Parade Work?
457
Thousands of participants and millions of viewers turn out every year for the spectacle that is the Macy's Parade. Learn its history and what goes into running it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 28, 2019
Would Turkey Be So Popular Without Thanksgiving?
313
Americans eat a LOT of turkey around the winter holidays, but why? Learn about turkey's festive history and when we eat the most of it in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 27, 2019
BrainStuff Classics: How Dirty Is Soap?
331
It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are also a shared surface. Learn why soap is pretty clean in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 26, 2019
Do Dogs Have Belly Buttons?
251
Spoiler alert: Yep, all placental mammals have belly buttons, but dogs' and cats' look a little different than ours. Learn how belly buttons work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 26, 2019
BrainStuff Classics: Are Plants Conscious?
403
Researchers have found evidence that plants have senses, memories, and can even communicate with each other. But does this mean they're conscious? Learn what science has to say in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 26, 2019
How Did Turducken Become a Thing?
390
A chicken stuffed inside a duck stuffed inside a turkey. Yep. Learn the history of the turducken and what it takes to prepare one in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 25, 2019
Can Your Brain Get Tired Like Your Muscles Do?
452
We've all felt it: the dreaded brain drain after a long or taxing day. Learn why this occurs -- and what you can do to help prevent burnout -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 22, 2019
BrainStuff Classics: Why is Bird Poop White?
272
Bird poop: It’s the bane of cars, statues, and occasional hapless pedestrians across the world. But what is this stuff anyway? Learn about birds' amazingly efficient waste systems (and why their waste is white) in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 22, 2019
BrainStuff Classics: Will Soda Really Ruin My Teeth?
320
Soda may not dissolve teeth in 12 hours flat, but it can cause damage to your pearly whites. Learn how -- and how to avoid it without giving up your favorite drink -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 21, 2019
How Did the Ancient Land Blob Called Gondwana Become Today's Southern Continents?
434
Just looking at a world map makes it clear that today's continents were once a single mass, but scientists are still researching how they came together and apart. Learn about the history of the Southern Hemisphere's continents in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 21, 2019
BrainStuff Classics: How Does Sleepwalking Work?
324
Researchers don't entirely understand why we humans sometimes walk around (or doing any number of other things) in our sleep, but there are a few myths that they can dispell. Learn more about sleepwalking, aka somnambulism, in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 20, 2019
Why Don't Evergreen Trees Lose Their Needles?
227
Evergreens' needles are their leaves, so why don't they change color and drop in the fall? Learn how evergreen leaves work in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 20, 2019
Do Humans and Bananas Really Share Half Their DNA?
453
You may have heard that people share about 50 percent of their DNA with bananas, and while there's a seed of truth to that, it's not quite right. Learn about our genetic similarity to fruit and other life forms in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 19, 2019
BrainStuff Classics: Why Do Dogs Yawn?
276
Dogs communicate by yawning, and it's complex to figure out what they might mean. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 19, 2019
BrainStuff Classic: What Creates the Northern Lights?
412
There are lots of misconceptions out there about what causes the stunning Aurora Borealis. Learn what's really up with the Northern Lights in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 18, 2019
How Do You Deep Fry a Turkey?
556
Deep frying anything is a science -- but perhaps especially a whole turkey. Learn how to do it (and why it works) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 18, 2019
BrainStuff Classics: Why Do I Need a Passport to Travel?
360
The vast (vast!) majority of humans need a passport in order to travel internationally. Learn why -- and who doesn't -- in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 15, 2019
Can 'Hypoallergenic' Dogs Still Trigger Allergies?
364
Spoiler alert: Yes, breeds of dogs said to be hypoallergenic can still set off your allergies -- but they may be better for you than other breeds. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 15, 2019
BrainStuff Classics: Are Less Experienced People More Confident?
293
You may have heard about the supposed inverse relationship between confidence and knowledge -- but is it true? Learn more about the Dunning-Kruger effect in this classic episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 14, 2019
Could We Recycle Excess Subway Heat?
249
Heating homes and other human hangouts requires a huge carbon footprint -- but meanwhile, we're wasting heat every day (and sweating) in systems like subways. Learn how one project hopes to use that excess heat for the greater good in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 14, 2019
BrainStuff Classics: Why Is Bacon Considered a Breakfast Food?
290
Sure, everyone knows that bacon and eggs are a traditional breakfast - but why? Listen in to learn how Freud's nephew invented PR and changed the way America eats breakfast. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 14, 2019
Can We Win the War on Cockroaches?
271
Cockroaches are, if nothing else, admirably persistent -- they can spring back from a 90% population loss just a couple generations. Learn how hardy they are in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 13, 2019
How Do Wolverines Work?
367
Wolverines may not have adamantium-reinforced skeletons, but this species of weasel boasts a few superpowers of its own. Learn more about wolverines in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 12, 2019
Why Should You Stop Raking Fall Leaves?
247
Something has to be done with all those fall leaves, but the best option for the environment (and your lawn) isn't raking, it's mulching. Learn why, and how to get started, in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 12, 2019
What's the Difference Between Hornets and Wasps?
424
We often use the terms 'wasp' and 'hornet' interchangeably, but that's not quite right, and knowing the difference can save you a sting. Learn about these insects in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 08, 2019
How Can a Hen Turn into a Rooster?
391
In cases of spontaneous sex reversal, an animal born male can become female, or vice versa, due to genetic or hormonal changes. Learn the story of how one hen became a rooster in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 07, 2019
How Could Artificial Glaciers Hydrate the Himalayas?
454
Farmers in the Himalayas depend on yearly snow melts to water their crops, but climate change means they're not getting enough snowfall to replenish natural glaciers. Learn how artificial glaciers are helping in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 06, 2019
What's the Science Behind Applause?
353
The way that applause starts and moves through a large crowd is scientifically predictable. Learn what the research shows about the influence of sound and psychology in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 05, 2019
Could Science Create a Better Blood Supply?
357
Millions of lives are saved by blood transfusions every year, but sometimes donations are in short supply. Learn how researchers are hoping to make more blood universally transferable in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 04, 2019
Introducing: History Vs. Theodore Roosevelt
189
In History Vs., a new podcast from Mental Floss and iHeartRadio, we’ll explore how larger-than-life historical figures faced off against their greatest foes. In this inaugural season, we’re looking at Theodore Roosevelt’s incredible life using a convention that he, as a boxer, would have appreciated. Each episode, we’ll analyze how Roosevelt took on a particular challenge, from his debilitating childhood asthma and conflict within his family to conquering the hours of the day and preserving the world for the next generation. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 02, 2019
Did Humans Evolve To Be Superstitious?
286
Humans and other animals often hold superstitions -- but why? Could it have been biologically advantageous to our ancestors? Learn more about superstition in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Nov 01, 2019
What Is Eye of Newt?
234
The witches in Macbeth describe a disturbing brew -- eye of newt, toe of frog, etc. -- but that was just code for common plants. Learn what eye of newt really is in this episode of BrainStuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 31, 2019
What Exactly Is Candy Corn?
283
Americans buy some 9 billion kernels of candy corn every year. Learn this candy's history plus how it's made in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 30, 2019
What's Happening During A Near-Death Experience?
317
Some patients brought back from cardiac arrest describe seeing a bright light at the end of a tunnel, or other phenomena known as a near-death experience. Learn how some researchers have tried to explain this in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 29, 2019
What Is the Legend of the Hawaiian Night Marchers?
408
Hawaiian folklore tells of the huaka'i pō, or night marchers -- ghostly warriors whose sense of duty has kept them on guard even after death. Learn the legend (and what to do if you hear them coming) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 28, 2019
Introducing The Next Big Idea
342
Ideas are coming at you every day from all directions. How can you process it all? You can start with The Next Big Idea. Host Rufus Griscom and legendary thought leaders Malcolm Gladwell, Adam Grant, Dan Pink, and Susan Cain, will be your personal “idea” curators. Open your mind and get ready for something big, because the right idea--at the right moment--has the power to transform your life. Listen now on http://wondery.fm/TNBIBrainstuff Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 26, 2019
Can We 3-D Print Meat in Space?
249
Lab-created meat may help prevent harm to animals here on Earth, but it'd be even more helpful for feeding people in space. But can tech like 3-D printers work in space? Learn about the potential future of space burgers in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 25, 2019
How Do Sea Urchins Work?
365
Spiny on the outside and gooey on the inside, sea urchins are a weird and wonderful animal -- and delicacy. Learn more about them in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 24, 2019
How Does Venus Work?
460
Venus is the hottest planet, its years are shorter than its days, and its atmospheric pressure is 92 times greater than that on Earth. Learn how researchers think Venus got this way in today’s episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 23, 2019
What Is Dead Butt Syndrome?
243
Sitting too much and not getting the right kinds of exercise can lead to gluteal tendinopathy — dead butt syndrome. Learn why (and what can be done about it) in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 22, 2019
How Do Ecosystems Work?
479
Nothing in our environment exists in a vacuum -- everything is interconnected. Learn how the study of ecosystems attempts to learn about things through those connections in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 22, 2019
Were the Dyatlov Pass Hikers Murdered?
692
The mystery of what happened to nine hikers one wintery night has gone unsolved for 60 years. Learn what evidence has been found -- and what's still unknown -- in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 18, 2019
How Does Photosynthesis Power Life on Earth?
462
Plants turn sunlight into food via photosynthesis, which is pretty amazing -- and its evolution is fairly mysterious. Learn how researchers think it happened in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 17, 2019
Can Red Flag Laws Help Prevent Mass Shootings?
399
In the wake of America's many mass shootings, some states are enacting laws that allow police to confiscate citizens' firearms when a concern about violence is reported. Learn how these red flag laws work in today's episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 16, 2019
How Can 3-D Printing Help Save Animals?
239
Prostheses for humans are already in use, so why not for other animals? Learn how veterinarians are using 3-D printed limbs, fins, beaks, bones, and shells to help injured animals in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Oct 15, 2019
Why Are Some Americans Cancelling Columbus Day?
463
Some U.S. cities and states have officially changed Columbus Day to Indigenous Peoples' Day. Learn why -- and why some Americans disagree with the change -- in this episode of BrainStuff.

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Oct 14, 2019
Does Our Solar System Contain a Primordial Black Hole?
485
Astronomers think there's an object in the far reaches of our solar system that's six times as massive as Earth. Learn why some think it's a planet and others propose it's a type of black hole in this episode of BrainStuff.

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Oct 11, 2019
How Did the Shar-Pei Get Its Wrinkles?
350
This dog breed is known for its distinctive wrinkles, and genetic researchers have figured out why those wrinkles occur. Learn about it (plus whether a Shar-Pei might be a good dog for you) in this episode of BrainStuff.

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Oct 10, 2019
Should Cities Require Green Roofs?
416
Planting gardens, grasses, or wildflowers on urban roofs can solve a lot of problems, but it can cause a few along the way. Learn more about green roofs in this episode of BrainStuff.

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Oct 09, 2019
How Did Bobcats Come Back from the Brink?
375
Bobcat populations weren't doing so well a few decades ago, but these resilient wild cats are on the rebound. Learn about bobcats in this episode of BrainStuff.

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Oct 08, 2019
What's the Best Strategy for Finding a Parking Spot?
402
There are a couple mathematically tested strategies for finding a parking spot that costs you the least time in terms of searching and walking to your destination. Learn what science has to say about parking in this episode of BrainStuff.

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Oct 07, 2019
Who Wore High-Heeled Shoes First?
380
Although shoes with high heels are often coded feminine in modern culture, men wore them first -- military men, specifically. Learn the history of high heels in this episode of BrainStuff.

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Oct 04, 2019
How Rare Are All-Black Chickens?
286
A few types of chickens are so pigmented that not just their feathers but their very flesh is a deep blue-black color. Learn how researchers think this came about in today's episode of BrainStuff. 

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Oct 03, 2019
How Young Is Too Young to Face Arrest?
414
In the United States, many states don't put a lower age limit on arrests, and children as young as six years of age have been arrested by police. Learn why, and how some lawyers and lawmakers are trying to change that, in this episode of BrainStuff.

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Oct 02, 2019
How Can You Escape a Sinking Car?
323
Being trapped in a car is a scary thought, but safety experts say that being prepared for emergencies saves lives. Learn what devices can help and how to use them in this episode of BrainStuff.

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Oct 01, 2019
How Often Should You Wash Your Coffee Mug?
310
Not every bacterium is an enemy, but illness-causing germs are out there -- and some love your coffee cup. Learn how often research indicates you should wash that reusable cup in this episode of BrainStuff.

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Sep 30, 2019
How Are Maine Coons Different From Other Cats?
299
The Maine Coon breed of cats has a reputation for being more doglike than catlike. Learn about how they stand out in this episode of BrainStuff.

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Sep 27, 2019
What's the Difference Between Aspirin, Ibuprofen, and Acetaminophen?
467
These over-the-counter medications all do fairly similar jobs of relieving aches and pains, but there's a best (and a worst) way to use each type. Learn the differences between pain relievers in this episode of BrainStuff. 

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Sep 26, 2019
Why Are Blueprints Blue?
370
The traditional color of blueprints wasn't chosen because it's pretty -- it's a result of a chemical copying process. Learn the history of blueprints in this episode of BrainStuff.

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Sep 25, 2019
How Can I Become a Mermaid?
342
With the help of specially made fins (and some swim lessons), anyone can become a mermaid or merman — there are even mer-professionals. Learn how mermaiding works in this episode of BrainStuff.

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Sep 24, 2019
Did Lyme Disease Start as a Bioweapon?
543
There’s been a call for investigation into the history of Lyme disease, and whether it might’ve been an accidentally released bioweapon. Learn both sides of the debate in this episode of BrainStuff.

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Sep 23, 2019
What's the History of the Statue of Liberty?
501
The Statue of Liberty is so iconic that it's hard to imagine New York City without it, but plans for the statue got started less than 200 years ago. Learn how Lady Liberty was created in this episode of BrainStuff.

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Sep 20, 2019
How Can Gingko Leaves Help Track Climate Change?
262
Gingko biloba trees have changed so little over the past few hundred million years that researchers can use their leaves to track how the environment has changed over that time. Learn how in this episode of BrainStuff.

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Sep 19, 2019
How Would Authorities Handle a Murder in Space?
506
Investigating murders right here on planet Earth can be tricky -- how would it be handled in space? Who would even be in charge? (Do we need space cops??) Learn what current and future laws may apply in this episode of BrainStuff.

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Sep 18, 2019
Could Maggots End World Hunger?
293
Maggots are undeniably gross, but black soldier fly maggots are a more efficient source of protein than anything else on the planet. Learn how researchers hope to get more people eating insects in this episode of BrainStuff. 

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Sep 17, 2019
Do Fish Experience Thirst?
401
Fish live in water, but, just as our land-dwelling bodies have to carefully regulate our water and salt levels, so do fish bodies. Learn how fish stay hydrated in this episode of BrainStuff. 

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Sep 17, 2019
Does Sigmund Freud Still Matter?
426
Though he was the father of psychoanalysis, Freud and his theories don't hold up so well today. Learn about his famous Oedipus complex concept and what modern psychiatrists and psychologists think in this episode of BrainStuff.

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Sep 13, 2019
Why Is Declawing Cats Controversial?
400
New York state recently banned cat declawing. Learn what the process entails and why veterinary groups recommend against it in this episode of BrainStuff.

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Sep 12, 2019
What Is the U.S. Presidential Seal?
345
American presidents can opt to affix the presidential seal to official documents and have used it as an official decoration. Learn the how and why the seal was created, plus the symbolism behind it, in this episode of BrainStuff.

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Sep 11, 2019
What's the Buzz on Alcohol in Space?
408
There hasn't been any official research into the effects of alcohol on the body in space, but at least a few astronauts and cosmonauts have imbibed. Learn about the history and potential future of booze in space in this episode of BrainStuff.

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Sep 10, 2019
Can Automated Lights Really Stop Burglars?
337
Motion-activated porch lights and app-controlled interior lights are commonly used to prevent burglaries, but do they really work? Learn what burglars themselves say in this episode of BrainStuff.

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Sep 10, 2019
How Can We Film Giant Squid?
304
These legends of the deep are notoriously shy, but researchers have recently captured images and video of living giant squid. Learn how they did it in this episode of BrainStuff.

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Sep 06, 2019
How Does Cobalt Work?
600
The element cobalt is responsible for brilliant blue paints and rechargeable batteries alike. Learn how it works and why its supply is uncertain in this episode of BrainStuff.

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Sep 05, 2019
Can Going Sockless Be Bad for Your Feet?
266
Socks aren't just a fashion accessory -- they can help keep your feet healthy! Learn how to stay safe while sockless in this episode of BrainStuff.

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Sep 04, 2019
What's the Oldest Active Building Project in the World?
462
The Sagrada Familia Basilica was started by Antoni Gaudí in 1882 and is still undergoing its initial construction today. Learn more about the architect and his long-running project in this episode of BrainStuff.

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Sep 03, 2019
How Can Jupiter Have 79 Moons While Other Planets Have None?
417
If you guessed 'gravity' you're right -- but a few specific factors make Jupiter so much moonier than planets like Earth. Learn more in this episode of BrainStuff. 

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Sep 02, 2019
Who Was Marjory Stoneman Douglas?
354
Long before scientists fully understood how important the Everglades are to Florida's weather and ecosystem, Marjory Stoneman Douglas campaigned to preserve them. Learn about this journalist and activist in today's episode of BrainStuff.

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Aug 30, 2019
Should You Really Punch an Animal in the Nose If Attacked?
251
Rumor has it that a jab to the nose will stop anything from a shark to a bear from attacking you, but how effective would that really be? Learn the circumstances under which nose punching might actually help in this episode of BrainStuff.

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Aug 29, 2019
How Are Animal and Plant Cells Different?
357
The cells that make up plants and animals are incredibly similar considering how different a carrot is from a corgi. Learn the small factors that make all the difference in this episode of BrainStuff.

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Aug 28, 2019
Does Aging Always Increase Risk of Death?
270
For most mammals, aging increases our probability of dying -- it seems like a given. Learn about one animal, the naked mole rat, for which age has no impact on mortality in this episode of BrainStuff.

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Aug 27, 2019
What's the World's Biggest Food Fight?
329
On the last Wednesday in August every year, up to 30,000 people participate in La Tomatina, a massive tomato fight in Buñol, Spain. Learn how it goes down in this episode of BrainStuff.

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Aug 26, 2019
Why Is Building Muscle Important for Everyone?
391
The fancy science word for building muscle is hypertrophy, but it's not inaccessible. Learn how hypertrophy works and why building muscle keeps us healthy in this episode of BrainStuff.

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Aug 23, 2019
What Can You Do If Your U.S. Money Gets Mangled?
277
Shredded, chewed, exhumed, or burnt American bills aren't necessarily lost -- a service of the Department of Treasury may reimburse you for their cash value. Learn about the Mutilated Currency Redemption Service in this episode of BrainStuff.

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Aug 22, 2019
How Did Fish & Chips Become England's National Dish?
458
Light and tender fried fish plated with crisp fried potatoes is a classic English comfort meal, but it's only a little over a century old. Learn the history of fish and chips in this episode of BrainStuff.

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Aug 21, 2019
Why Is the Ocean Different Colors?
369
Ocean water can appear many dazzling shades of blue and green depending on where you are. Learn why in this episode of BrainStuff.

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Aug 20, 2019
How Do Starling Murmurations Work?
520
Starlings flock in swooping, harmonious groups of thousands of birds called murmurations. Learn how these birds pull off such an amazing feat through simple actions in this episode of BrainStuff.

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Aug 19, 2019
Is Sparkling Water Good For You?
326
More people are drinking fizzy water, both plain and in a boggling array of flavors. Learn about the different types of sparkling water and what you should watch out for in this episode of BrainStuff.

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Aug 16, 2019
Why Is There a Rhino-Shaped Cave in Washington State?
388
Yes, there’s a cave shaped like a rhinoceros in Washington State. Learn how it was created and discovered in this episode of BrainStuff.

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Aug 15, 2019
How Many Trees Would We Need to Plant to Slow Climate Change?
470
Trees pull and store carbon, but lots of land that could support them is deforested. Learn how researchers think planting trees could help mitigate climate change in this episode of BrainStuff.

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Aug 14, 2019
Why Aren’t There Female CPR Mannequins?
362
Research shows that women are less likely to receive CPR when they need it, and fixing that might require introducing training mannequins with breasts. Learn about a project that’s trying to help in this episode of BrainStuff.

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Aug 13, 2019
Do Beaches Need Seashells?
395
Seashells are a pretty sight on beaches, but it turns out that they play an important role in seaside structures and ecosystems. Learn why -- and why shell poaching is a problem -- in this episode of BrainStuff.

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Aug 12, 2019
Introducing: Parklandia
141
A married couple packed up everything from their home in Chicago and bought an RV to travel the country full-time, with one goal: to visit as many national parks as possible along the way. With each stop in each park, Brad and Matt Kirouac immerse themselves and the listeners – and the Kirouac’s dog Finn! – in these beautiful, larger-than-life places and share our discoveries about what makes them truly special, from the intimidating wildlife of the Everglades to the cinematic lore of Redwood, all with a dash of what it’s really like to live in an RV full time.

The first three episodes of Parklandia are now available! Listen here

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Aug 10, 2019
What's the History of Paternity Testing?
454
Humans have only very recently developed scientific ways of proving who a child's biological father is, but that didn't stop us from trying beforehand. Learn the weird history of paternity tests in this episode of BrainStuff.

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Aug 09, 2019
How Do Blue Whales Work?
545
The blue whale is the largest known animal to ever grace the planet -- they may be twice as big as Megalodon was! Learn what science knows (and doesn't know) about blue whales in this episode of BrainStuff.

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Aug 08, 2019
What Is Peyote?
442
In brief, peyote is a cactus with hallucinogenic properties that's been used in religious ceremonies for centuries. Learn how it works and why it's endangered in today's episode of BrainStuff.

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Aug 07, 2019
Why Does America Use Fahrenheit Instead of Celsius?
404
Most of the rest of the world uses the Celsius scale to describe temperature, but the U.S. uses Fahrenheit. Learn the origins and histories of these two scales in today's episode of BrainStuff.

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Aug 06, 2019
How Are Ethnicity and Race Different?
600