BrainStuff

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Latest Episodes:

Can Hair Dyes and Straighteners Cause Cancer? Jan 08, 2020

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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.

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What's So American About Apple Pie? Jan 07, 2020

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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.

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Should School Buses Have Seat Belts? Jan 06, 2020

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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.

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BrainStuff Classics: How Do We Know What Dinosaurs Looked Like? Jan 05, 2020

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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.

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BrainStuff Classics: What Happens When I Have A Hangover? Jan 04, 2020

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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.

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What's the Difference Between Baking Soda and Baking Powder? Jan 03, 2020

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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.

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Was the Grinch Based on Dr. Seuss? Jan 02, 2020

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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.

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What Makes Champagne Champagne? Jan 01, 2020

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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.

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Why Do We Drop a Ball on New Year's Eve? Dec 31, 2019

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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.

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Who Created the Peace Sign (and Why)? Dec 30, 2019

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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.

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