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BrainStuff

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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.
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Episodes

Why Is the Exclamation Point on the Rise?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 19, 20206 min

BrainStuff Classics: How Do Microwave Ovens Work?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 19, 20204 min

BrainStuff Classics: What If the Moon Disappeared?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 18, 20204 min

Are Pringles Really Potato Chips?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 16, 20203 min

Could There Be a Fifth Fundamental Force?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 15, 20207 min

What's the Difference Between Toilet Paper and Facial Tissues?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 14, 20204 min

Could Your Next Car Say 'No' to Drunk Driving?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 14, 20207 min

BrainStuff Classics: Does Your Name Determine Your Future?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 12, 20205 min

BrainStuff Classics: What Does the Tab on a Rearview Mirror Really Do?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 11, 20203 min

How Does the Wayback Machine Work?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 10, 20207 min

Can 'Reef DJs' Bring Fish Back to Damaged Reefs?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 09, 20204 min

Can Hair Dyes and Straighteners Cause Cancer?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information....

Jan 08, 20204 min

What's So American About Apple Pie?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 07, 20205 min

Should School Buses Have Seat Belts?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 06, 20204 min

BrainStuff Classics: How Do We Know What Dinosaurs Looked Like?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 05, 20204 min

BrainStuff Classics: What Happens When I Have A Hangover?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information....

Jan 04, 20207 min

What's the Difference Between Baking Soda and Baking Powder?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 03, 20205 min

Was the Grinch Based on Dr. Seuss?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 02, 20204 min

What Makes Champagne Champagne?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Jan 01, 20207 min

Why Do We Drop a Ball on New Year's Eve?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 31, 20195 min

Who Created the Peace Sign (and Why)?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 30, 20196 min

BrainStuff Classics: What Is Synesthesia?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 29, 20195 min

BrainStuff Classics: What Determines Your Hair Color?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 28, 20194 min

How Can Closing Your Door at Night Save Your Life?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 27, 20195 min

What's in the Secret Apartment Atop the Eiffel Tower?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 26, 20193 min

Why Are We Dreaming of a White Christmas?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 25, 20194 min

Why Does Rudolph's Nose Glow Red?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 24, 20195 min

Why Do Men Have Nipples?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 23, 20193 min

BrainStuff Classics: Did the Brontosaurus Exist?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 22, 20195 min

BrainStuff Classics: Why Do Some Noises Drive Me Crazy?

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://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.

Dec 21, 20195 min
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