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BrainStuff

iHeartPodcastswww.iheart.com
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

When Did Scientists Hide Under Beds to Do Research?

In the early 1900s, psychologists went to great lengths to study their subjects without letting them know they were being watched. Learn more about their research (and about how ethical standards would prevent it from happening today) in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-events/ridiculous-history-when-scientists-hid-beds-do-research.htm See omnystudio.com/listener for privacy information....

Jan 19, 20246 min

How Can Bacteria Change the World?

Bacteria may be tiny, but we can harness them to create food and medicine, to detect landmines and make blood safe for transfusions. Learn what we're still learning about how bacteria shape us and our world in this episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/cellular-microscopic/bacteria-communication.htm https://science.howstuffworks.com/life/cellular-microscopic/10-weirdest-sources-antibiotics.htm https://science.howstuffworks.com/life/cellular-micros...

Jan 18, 202418 min

What Animals Reshape Earth's Waterways?

Eco engineers are animals that vastly change the ecosystems they live in when they create their preferred habitats. Learn about a few, from hippos to tiny crabs, in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/5-animals-that-can-reshape-waterways.htm See omnystudio.com/listener for privacy information.

Jan 17, 20249 min

BrainStuff Classics: Could Neanderthals Laugh?

Neanderthals were more like us than we previously thought, but could they laugh? Learn why researchers think they could in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/evolution/yes-neanderthals-could-laugh.htm See omnystudio.com/listener for privacy information.

Jan 16, 20244 min

How Do They Get the Fat Out of Fat-Free Foods?

Fat provides a lot of flavor and texture in foods, so making something fat-free usually means reformulating it from the ground up. Learn more in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/wellness/food-nutrition/facts/how-do-they-get-fat-out-of-fat-free-foods.htm See omnystudio.com/listener for privacy information.

Jan 13, 20248 min

BrainStuff Classics: How Do We Define the Kilogram?

The kilogram used to be measured against an agreed-upon chunk of metal stored in France, but no longer. Learn the new measure of this standard unit of measurement in today's classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/math-concepts/kilogram-is-dead-meet-kilogram-20.htm See omnystudio.com/listener for privacy information.

Jan 11, 20245 min

Who Were the Baddest Bank Robbers You've Never Heard Of?

The Newton Boys were a gang of brothers who made a business of robbing banks and trains in the 1920s. Learn how they largely got away with it in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/newton-boys-bank-robbers.htm See omnystudio.com/listener for privacy information.

Jan 10, 202410 min

How Do Banyan Trees Work?

These giant trees grow trunk-like roots down from their branches and can cover the area of city blocks. Learn more about banyan trees in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/botany/understanding-roots-banyan-tree.htm See omnystudio.com/listener for privacy information.

Jan 09, 20247 min

How Do Male Seahorses Give Birth?

Male seahorses are the ones that carry babies to term and give birth, but the process is fairly different from most pregnancies. Learn how it works in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/fish/male-seahorses-give-birth.htm See omnystudio.com/listener for privacy information.

Jan 06, 20245 min

What Laws Apply on a Cruise Ship?

When crime and other legal tangles occur on a cruise ship, what laws apply depend on where the ship is registered and where it was located at the time. Learn more in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/cruise-ship-law.htm/printable See omnystudio.com/listener for privacy information.

Jan 05, 20247 min

How Does Marzipan Work?

Marzipan is a sweet, moldable almond paste that gets worked into all kinds of holiday traditions. Learn about it (and about Glücksschwein, the good luck pig of the New Year) in this episode of BrainStuff, based on this article and podcast: https://recipes.howstuffworks.com/food-facts/marzipan.htm; https://www.iheart.com/podcast/105-savor-28019899/episode/the-marzipan-episode-is-shaping-up-90864626/ See omnystudio.com/listener for privacy information....

Jan 04, 20246 min

BrainStuff Classics: Why Does Ice Get Cloudy?

Water usually appears clear, but ice cubes and ice on lakes often looks cloudy. Learn what has to happen for ice to freeze clear (like black ice does on roads) in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/why-ice-usually-freezes-cloudy-and-not-clear.htm See omnystudio.com/listener for privacy information.

Dec 27, 20236 min

BrainStuff Classics: Why Are Christmas Trees That Shape?

Most of the trees decorated for Christmas don't naturally grow in a perfect cone shape -- so how do they get that way, and why did we decide on that shape in the first place? Learn about the history of Christmas trees in this classic episode of BrainStuff, based on this article: https://home.howstuffworks.com/do-christmas-trees-get-shape.htm See omnystudio.com/listener for privacy information.

Dec 26, 20234 min

How Did the 1800s Create Christmas as We Know It?

Although this holiday has been around for a long time, the way we celebrate in the U.S. largely developed during the 1800s. Learn about the books, celebrities, and political cartoons that made Christmas in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holidays-christmas/19th-century-invented-modern-christmas.htm See omnystudio.com/listener for privacy information.

Dec 25, 20237 min

How Far Can the Human Eye See?

The human eye is basically only limited by the curvature of the Earth and stuff that gets in its way. (Well, and various medical conditions.) Learn how far we can see in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/question198.htm See omnystudio.com/listener for privacy information.

Dec 24, 20238 min

What Can Be Found at the Paris Bureau of Found Objects?

Paris has a centralized lost-and-found station that's received everything from umbrellas to human skulls. Learn how it works in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/paris-lost-and-found.htm See omnystudio.com/listener for privacy information.

Dec 23, 20237 min

How Is a 19th-Century Obscenity Law Being Used to Ban Reproductive Health Care?

The Comstock Act was designed to criminalize anything considered indecent in the 1870s, from saucy personal letters to pamphlets about contraception. Learn how it's being revived today by anti-abortion activists in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/comstock-act.htm See omnystudio.com/listener for privacy information.

Dec 22, 20237 min

How Do Sailfish Work?

These beautiful billfish have fins almost as big as their whole bodies. Learn more about sailfish in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/marine-life/sailfish.htm See omnystudio.com/listener for privacy information.

Dec 21, 20237 min

BrainStuff Classics: Can Cheese Actually Make Wine Taste Better?

Spoiler alert: Yes! Learn the science that makes wine and cheese go so well together in this episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/happy-hour-alert-cheese-really-improves-the-taste-wine.htm See omnystudio.com/listener for privacy information.

Dec 06, 20233 min

BrainStuff Classics: Who Is Krampus?

This horned holiday demon has entered our pop culture consciousness, but where do Krampus legends come from? Learn about the history of Krampusnacht in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/cultural-traditions/where-did-krampus-come-from.htm See omnystudio.com/listener for privacy information.

Dec 05, 20237 min

What Came First, the Chicken or the Egg?

We think we have a solid scientific answer to this fun puzzler. Learn about the evolution of eggs and chickens in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/genetic/question85.htm See omnystudio.com/listener for privacy information.

Dec 04, 20236 min

How Does Terracotta Work?

From humble planters to ancient statuary, terracotta is a seriously useful material. Learn more about this earthenware in today's epidose of BrainStuff, based on this article: https://home.howstuffworks.com/gardening/garden-design/terracotta.htm See omnystudio.com/listener for privacy information.

Dec 03, 20236 min

How Does Buzz Aldrin Work?

The short answer here is 'very efficiently'! Though perhaps best known as the second man on the moon, Buzz Aldrin is a tireless champion of space exploration. Learn more in this episode of BrainsStuff, based on this article: https://history.howstuffworks.com/historical-figures/buzz-aldrin.htm See omnystudio.com/listener for privacy information.

Dec 02, 202310 min

How Do Poinsettias Work?

These bright winter houseplants are better known for their leaves than their flowers, and they only get their color by being kept in the dark. Learn the history and science behind poinsettias in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holidays-christmas/poinsettia.htm See omnystudio.com/listener for privacy information.

Dec 01, 20238 min

What Is Zionism?

Zionism is the nationalist movement that established Israel and continues to support Judiaism's claim to that aland. It's also one of the most controversial and complex movements of our time. Learn how it got started in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/world-history/zionism.htm See omnystudio.com/listener for privacy information.

Nov 27, 202315 min

How Do Marmosets Work?

These social, tree-dwelling monkeys are some of the smallest in the world. Learn more about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/marmoset.htm See omnystudio.com/listener for privacy information.

Nov 26, 20237 min

BrainStuff Classics: How Did the Inca Knot Language Work?

The Inca never developed a system of writing, but they kept records and told stories through intricate knotwork. Learn what researchers know -- and what they're still looking to find out -- about Inca khipu in this classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/cultural-traditions/unraveling-khipu-inca-knot-language.htm See omnystudio.com/listener for privacy information.

Nov 25, 20235 min

BrainStuff Classics: Does Turkey Really Make You Sleepy?

You may have heard that the tryptophan in turkey causes holiday naps, but it might not be the real culprit. Learn some turkey science in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/innovation/edible-innovations/question519.htm See omnystudio.com/listener for privacy information.

Nov 24, 20234 min

What's the History of Thanksgiving?

A lot of what's taught about 'the first Thanksgiving' is actually more Civil-War-era propaganda than true fact. Learn how this brief moment of peace might've gone down, plus how we got today's traditions, in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holidays-other/10-thanksgiving-history-myths.htm See omnystudio.com/listener for privacy information.

Nov 23, 20238 min

How Can Bugs Help Solve Murders?

It's a gross but very useful fact that some insects will eat deceased humans, because scientists can observe those insects to learn about where and when a person died. Learn about forensic entomology in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/forensic-entomology.htm/printable See omnystudio.com/listener for privacy information.

Nov 22, 20238 min
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