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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.

Episodes

BrainStuff Classics: Why Can't You Reach the End of a Rainbow?

Rainbows may look like they touch the ground somewhere off in the distance, but it's physically impossible for the viewer to reach the spot where it touches. Learn why in this episode of BrainStuff. See omnystudio.com/listener for privacy information.

Apr 09, 20234 min

How Does the Martini Glass Work?

This angular, stemmed glass has been synonymous with the martini cocktail for nearly a hundred years. Learn more about the history of both the martini glass and cocktail in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/martini-glass.htm See omnystudio.com/listener for privacy information.

Apr 08, 20236 min

What's Happening When You Get the Wind Knocked Out of You?

When you get the wind knocked out of you, your normally automatic breathing system is being temporarily interrupted. Learn how phrenospasm works in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/respiratory/wind-knocked-out.htm See omnystudio.com/listener for privacy information.

Apr 07, 20234 min

Are There Alien Asteroids in Our Midst?

Researchers have identified at least one asteroid from another sun that's been hanging out in our solar system for billions of years. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/alien-asteroids-been-lurking-in-solar-system-since-beginning.htm See omnystudio.com/listener for privacy information.

Apr 06, 20236 min

How Did the Radium Girls Change Workers' Rights?

In the early 1900s, women who fell deathly ill from working with radioactive paint fought back when their employers denied responsibility. They changed workers' safety laws -- though many didn't live to see the results. Learn more in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-events/radium-girls.htm See omnystudio.com/listener for privacy information.

Apr 05, 20238 min

BrainStuff Classics: Is Coconut Oil a 'Superfood' or 'Pure Poison'?

Recent health claims about coconut oil range from 'superfood' to 'pure poison'. Learn why the truth is somewhere in between in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/coconut-oils-superfood-pure-or-poison.htm See omnystudio.com/listener for privacy information.

Apr 02, 20235 min

How Does Historical Cryptology Work?

To crack ciphers written centuries ago, historical cryptologists have to be half artist, half accountant, and use some of the most powerful computing tools known today. Learn how a team cracked Mary, Queen of Scots's code in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/math-concepts/historical-cryptologists.htm See omnystudio.com/listener for privacy information.

Apr 01, 20238 min

Why Do We Turn Down the Radio When We're Lost?

Even seemingly passive activities (like listening to music) can interrupt our brains while we're doing something important (like driving). Learn why we're so bad at multitasking in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/inside-the-mind/human-brain/turn-down-radio-when-lost.htm See omnystudio.com/listener for privacy information.

Mar 31, 20239 min

Introducing: Inner Cosmos with David Eagleman

Hi, BrainStuff fans! Listen to Inner Cosmos hosted by David Eagleman! Neuroscientist David Eagleman tackles the big and totally unexpected questions that live at the intersection of our brains and our lives. Don't just take our word for it, check out the trailer to decide for yourself! About Inner Cosmos: Stanford neuroscientist and bestselling author David Eagleman explores wacky and insightful questions to reveal how modern brain science intersects with our lives, passions, and behaviors. Thro...

Mar 30, 20231 min

How Did Trepanation Work?

One of the earliest, most common medical treatments in history (and prehistory!) involved drilling a hole in the patient's skull. Learn more about trepaning in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/medicine/surgeries-procedures/trepanation.htm See omnystudio.com/listener for privacy information.

Mar 30, 20235 min

Are Hammerhead Worms Really Dangerous?

These large, land-dwelling flatworms are invasive and toxic -- but they're not dangerous (unless you eat a lot of them, or happen to be an earthworm). Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/hammerhead-worms.htm See omnystudio.com/listener for privacy information.

Mar 29, 20235 min

How Did Some Enslaved People Sue for Their Freedom — and Win?

In 1781, Elizabeth Freeman successfully sued her enslaver for her own freedom. Learn how freedom suits worked pre- and post-American Revolution in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/mum-bett.htm See omnystudio.com/listener for privacy information.

Mar 28, 20237 min

Why Do Wine Bottles Have Dents in the Bottom?

Short answer: No one is sure. But it may have once been practical during production, and the dents (a.k.a. punts) in wine bottles are certainly useful now. Learn more in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/food-facts/wine-bottle-dent-bottom.htm See omnystudio.com/listener for privacy information.

Mar 09, 20234 min

How Will the Oxford Dictionary of African American English Work?

A team of experts has come together to create a scholarly work that's long overdue: a dictionary detailing the historical and modern use of African American English. Learn more in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/oxford-dictionary-african-american-english.htm See omnystudio.com/listener for privacy information.

Mar 08, 20237 min

Who's the Inventor Behind Tang, Pop Rocks, and Cool Whip?

During his 35-year career with General Foods, William Mitchell invented some of America's favorite, fun, and time-saving junk foods. From quick-set Jell-O to Cool Whip, learn how he did it in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/innovation/famous-inventors/meet-man-invented-cool-whip-tang.htm See omnystudio.com/listener for privacy information.

Mar 07, 20238 min

BrainStuff Classics: Could a Giant Squid Take Down a Submarine?

Tales of squid attacking ships go way back, and there are some known instances of squid attacking subs, but could a cephalopod really take down a modern vessel? Learn what researchers think in this classic episode of BrainStuff, based on this article: https://animals.howstuffworks.com/marine-life/squid-attack-submarine.htm See omnystudio.com/listener for privacy information.

Mar 06, 20235 min

BrainStuff Classics: How Do Our Bones Grow?

We humans are fairly squishy, and we eat fairly squishy food. So how do we grow hard bones? Learn how it happens in this classic episode of BrainStuff. See omnystudio.com/listener for privacy information.

Mar 05, 20235 min

Why Is the French Baguette Being Honored?

In France, the baguette isn't just the most popular type of bread -- it's an artisan product that's become a social keystone. Learn how French laws and UNESCO are upholding its traditions in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/french-baguette-unesco.htm See omnystudio.com/listener for privacy information.

Mar 04, 20234 min

When Were Dogs Used as Kitchen Appliances?

In the 1400s through the 1900s, many kitchens made a specific breed of dog run in a wheel in order to rotate a spit of meat over the hearth's open fire. Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/pets/turnspit-dogs.htm See omnystudio.com/listener for privacy information.

Mar 03, 20234 min

Why Is It Quiet After It Snows?

After a snowfall, the world seems hushed -- for a while, at least. Learn why fresh snow muffles sound in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/quieter-after-snow.htm See omnystudio.com/listener for privacy information.

Mar 02, 20234 min

How Did Black Inventors Change America?

Black American inventors have given us everything from secure mailboxes and practical lightbulbs to gas masks and blood banks. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/innovation/inventions/10-inventions-by-african-americans.htm See omnystudio.com/listener for privacy information.

Mar 01, 20238 min

BrainStuff Classics: What's the Difference Between Weather and Climate?

When concepts are as intertwined as weather and climate, it can be easy to mix them up. Learn the difference, and why it matters so much in discussions about the environment, in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/weather-and-climate-whats-difference.htm See omnystudio.com/listener for privacy information.

Feb 05, 20236 min

How Do Cassowaries Work?

These flightless birds are the second heaviest birds in the world -- they can grow as large as an adult human. Learn about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/birds/cassowary.htm See omnystudio.com/listener for privacy information.

Feb 03, 20238 min

What Causes the Pain of Kidney Stones?

Kidney stones are urinary tract blockages known for causing a lot of pain, but it's the blockage itself (not the sharpness of the stones) that does it. Learn more in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/kidney-urinary/kidney-stone-pain.htm See omnystudio.com/listener for privacy information.

Feb 02, 20236 min

How Deep Is the Ocean?

The global ocean covers some 70 percent of our planet, and its depths are still unexplored. Learn about its deepest trenches in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/earth/oceanography/how-deep-is-ocean.htm See omnystudio.com/listener for privacy information.

Feb 01, 20235 min

How Does Shrinkflation Work?

Shrinkflation is when brands downsize their products while keeping their prices the same -- thus passing inflating costs on to you. Learn more in this episode of BrainStuff, based on this article: https://money.howstuffworks.com/shrinkflation-news.htm See omnystudio.com/listener for privacy information.

Jan 23, 20237 min

BrainStuff Classics: How Do Southern Biscuits Work?

Fluffy biscuits are a cornerstone of Southern cusisine, but they're a relatively recent invention. Learn the history behind this baked good in today's classic episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/history-light-and-fluffy-biscuits.htm See omnystudio.com/listener for privacy information.

Jan 22, 20234 min

What Are the Differences Between Mold and Mildew?

Mildew is an early stage of mold that grows on surfaces before digging deeper. Learn how both work and how to stop them from growing in your home in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/cellular-microscopic/difference-between-mold-mildew.htm See omnystudio.com/listener for privacy information.

Jan 21, 20235 min

Is January the Biggest Month for Divorce?

Legal inqueries into divorce go way up in January, but March and August also see spikes in filings. Learn why in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/divorce-rates-january-new-year.htm See omnystudio.com/listener for privacy information.

Jan 20, 20234 min

How Do Disposable Hand Warmers Work?

These tiny packets are able to give off a lot of heat for a few hours thanks to the same process that causes rust to form -- just sped way up. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/disposable-hand-warmers.htm See omnystudio.com/listener for privacy information.

Jan 19, 20235 min
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