BrainStuff

Latest Episodes:

BrainStuff Classics: How Does Hair Dye Work? Sep 08, 2018

Show notes

Some hair dyes are basically fine-grained paint, but dyes that stick with you for more than a couple weeks physically and chemically change each hair. Learn how in this episode of BrainStuff.

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How Can an Ancient Pregnancy Test Actually Work? Sep 07, 2018

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An ancient Egyptian pregnancy test has been found to work with about 70% accuracy. Learn how it works in this episode of BrainStuff.

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Does Playing with Toy Guns Lead to Violent Behavior? Sep 06, 2018

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Some parents and advocacy groups recommend against allowing children to play with toys that resemble weapons, like toy guns. But is there any science to back that up? Learn about play, parenting, and aggression in this episode of BrainStuff.

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Why Do You Stop Noticing Scents After a While? Sep 05, 2018

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Smells seem to disappear after a while because our brains lie to us. Not maliciously -- they think they're helping. Learn about olfactory adaptation in this episode of BrainStuff.

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Can Cannabis Help Break Opioid Addiction? Sep 04, 2018

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Medical marijuana is now FDA-approved for some uses even though it's still illegal federally. Some researchers and journalists, including Dr. Sanjay Gupta of CNN, believe it could help solve the opioid crisis. Learn why in this episode of BrainStuff.

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What's the History of Lemonade? Sep 03, 2018

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Who were the first people to drink lemonade? How did it turn pink? Learn the folklore behind lemonade in this episode of BrainStuff.

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BrainStuff Classics: What Are Eye Boogers? Sep 02, 2018

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The gunk that builds up at the inner corners of our eyes is residue of our eyeballs' protective coatings. Learn what it’s made of and why it turns to sand overnight in this episode of BrainStuff.

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BrainStuff Classics: How Do You Find Water In The Wild? Sep 01, 2018

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In case you ever get stranded in the wild without an obvious source of fresh water, learn a few things you can do to collect some in this episode of BrainStuff.

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Why Did NASA Send Sperm Into Orbit? Aug 31, 2018

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Research on the International Space Station studies all aspects of how humans would fare on long space missions -- including reproduction. Learn about NASA's latest reproductive science experiments in this episode of BrainStuff.

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What States Failed to Become Part of the U.S.? Aug 30, 2018

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There are a few United States that never were. Learn their stories in this episode of BrainStuff.

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