BrainStuff

BrainStuff

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

June 24, 2022 5 min

If your cat licks you, you may have wondered: Are they trying to groom you? Are they being affectionate? Do you has a flavor?? Learn about cats' licking behavior in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/pets/why-does-cat-lick-me.htm

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Cities around the world are appointing Heat Officers to identify dangers and help protect citizens from rising temperatures. Learn how these officials work in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/chief-heat-officers-news.htm

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The symbols for the dollar ($), euro (€), rupee (₹), and pound (£) are everywhere, but how did they come to be? Learn the history behind these symbols in this episode of BrainStuff, based on this article: https://money.howstuffworks.com/currency-symbols.htm

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June 21, 2022 6 min

If rehab helps patients recover after a surgery, prehab helps patients get ready for that recovery beforehand. Learn how prehabilitation works in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/medicine/surgeries-procedures/prehab-before-surgery.htm

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The U.S. House has passed legislation that would mandate more background checks during gun sales, but these bills (H.R. 8, H.R. 1446, and the Protecting Our Kids Act) are stuck in the Senate. Learn more about how they would change the law in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/hr8-gun-background-checks-news.htm

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June 12, 2022 1 min

Crypto is the world's hottest financial trend. Digital tokens like Bitcoin and NFTs have moved from niche products to showing up in Super Bowl commercials and song lyrics. Advocates of these new asset classes promise they will democratize the finance industry, and they hail the blockchain technology that backs it all as the future of computing. Skeptics say it's another financial house of cards. No newsroom on the planet is...

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Dogs are pretty much guaranteed to find the smelliest stuff to roll in -- but why? Learn what may be behind this gross instinct in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/pets/dogs-love-rolling-in-stinky-stuff.htm

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June 10, 2022 6 min

The Santa Anas are winds that sweep hot air over Southern California, both clearing the air and exacerbating wildfires. Learn how they work in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/nature/climate-weather/atmospheric/santa-ana-winds.htm

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June 9, 2022 4 min

It turns out that as a species, alligators have remained unchanged for millions of years longer than anyone knew. Learn how researchers discovered this in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/reptiles/alligator-species-8-million-years-old.htm

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Cabin pressure systems haven't changed much over the decades, but the controls for them have gotten safer and more sensitive. Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/transport/flight/modern/airplane-cabin-pressure.htm

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When you freckle or tan, your skin is trying to protect you from damage. Learn how it works in this episode of BrainStuff.

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May 21, 2022 5 min

Echidnas are spiny, toothless, egg-laying mammals -- and they only get weirder from there. Learn more about them in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/echidna.htm

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When a shortage of baby formula strikes, health-care providers and a number of organizations can help. Learn who to contact, and what switches in formula are safe for babies, in this episode of BrainStuff, based on this article: https://lifestyle.howstuffworks.com/family/parenting/babies/baby-formula-shortage-news.htm

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May 17, 2022 6 min

The most popular modern bidet was invented in the U.S., so why hasn't this technology caught on here? Learn the history of the bidet in this episode of BrainStuff, based on this article: https://home.howstuffworks.com/bidet.htm

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Even though Earth is the largest rocky body in our solar system, we don't have the largest mountain -- not by a long shot. Learn how Mars took the title in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/tallest-mountain-in-solar-system.htm

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A study investigating the microbes and bugs in chimpanzee beds versus human beds showed that chimps are cleaner than we are. Learn about the study's results in this classic episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/bed-has-more-poop-than-chimps.htm

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Some words like 'disgruntled' and 'ineffable' -- informally called lonely negatives -- don't have a positive counterpart in English. Learn how a few of them came to be in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/lonely-negative.htm

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May 13, 2022 6 min

Snakes have several fascinating reproductive tricks up their sleeves (scales?). Learn about the wild world of dual penises, delayed fertilization, egg incubation, and mating balls in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/snakes/how-do-snakes-mate.htm

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Manifest Destiny was the idea that European colonists in the early U.S. had a God-given duty to expand across the continent. Learn how it worked then and continues today in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/american-history/manifest-destiny-america.htm

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May 5, 2022 6 min

The coconut crab is the world's largest land-dwelling arthropod -- they grow longer than your average dog and can open coconuts with their claws. Learn more in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/marine-life/coconut-crabs.htm

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