BrainStuff

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Latest Episodes:

Why Don't Evergreen Trees Lose Their Needles? Nov 20, 2019

Show notes

Evergreens' needles are their leaves, so why don't they change color and drop in the fall? Learn how evergreen leaves work in this episode of BrainStuff.

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Do Humans and Bananas Really Share Half Their DNA? Nov 19, 2019

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You may have heard that people share about 50 percent of their DNA with bananas, and while there's a seed of truth to that, it's not quite right. Learn about our genetic similarity to fruit and other life forms in this episode of BrainStuff.

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BrainStuff Classics: Why Do Dogs Yawn? Nov 19, 2019

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Dogs communicate by yawning, and it's complex to figure out what they might mean.

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BrainStuff Classic: What Creates the Northern Lights? Nov 18, 2019

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There are lots of misconceptions out there about what causes the stunning Aurora Borealis. Learn what's really up with the Northern Lights in this classic episode of BrainStuff.

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How Do You Deep Fry a Turkey? Nov 18, 2019

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Deep frying anything is a science -- but perhaps especially a whole turkey. Learn how to do it (and why it works) in this episode of BrainStuff.

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BrainStuff Classics: Why Do I Need a Passport to Travel? Nov 15, 2019

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The vast (vast!) majority of humans need a passport in order to travel internationally. Learn why -- and who doesn't -- in this classic episode of BrainStuff.

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Can 'Hypoallergenic' Dogs Still Trigger Allergies? Nov 15, 2019

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Spoiler alert: Yes, breeds of dogs said to be hypoallergenic can still set off your allergies -- but they may be better for you than other breeds. Learn why in this episode of BrainStuff.

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BrainStuff Classics: Are Less Experienced People More Confident? Nov 14, 2019

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You may have heard about the supposed inverse relationship between confidence and knowledge -- but is it true? Learn more about the Dunning-Kruger effect in this classic episode of BrainStuff.

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Could We Recycle Excess Subway Heat? Nov 14, 2019

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Heating homes and other human hangouts requires a huge carbon footprint -- but meanwhile, we're wasting heat every day (and sweating) in systems like subways. Learn how one project hopes to use that excess heat for the greater good in this episode of BrainStuff.

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BrainStuff Classics: Why Is Bacon Considered a Breakfast Food? Nov 14, 2019

Show notes

Bacon and eggs are a traditional breakfast -- but that tradition only goes back about a century. Learn how Sigmund Freud's nephew invented public relations and changed the way we eat breakfast in this classic episode of BrainStuff.

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