BrainStuff

In the late 1800s, a doctor who autopsied a criminal had the man's skin made into human leather. Learn the macabre story in this episode of BrainStuff.

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Some traits and abilities -- like flight, for example -- are so useful that completely different species evolved them independently over time. Learn about convergent evolution (and divergent evolution) in this episode of BrainStuff.

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There are plenty of potential reasons for a boom to rumble through the air, but skyquakes don't seem to be attached to any of the usual suspects. Learn more about these mysterious phenomena on BrainStuff.

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Ross 128 b is an Earth-sized planet only 11 light years away that might have the right conditions to sustain life as we know it. Learn how scientists are studying it in this classic episode of BrainStuff.

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The pillows we sleep on can collect grime aplenty, but they can't all be washed the same way. Learn what the experts recommend in this episode of BrainStuff.

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These two cheeses look similar on the outside, but it's what inside that counts. Learn about the differences between buratta and mozzarella, and how to use them, in this episode of BrainStuff.

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If you've ever seen a face in a cloud or thought your electrical outlet was looking at you funny, you've experienced pareidolia. But why does this happen so often? Learn more about how the eyes and brain work together in this episode of BrainStuff.

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For decades, 'The Green Book' was a lifeline connecting Black travelers in the U.S. with businesses that were happy to serve them. Learn how it got started in this episode of BrainStuff.

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The two things that make showers on Earth delightful are hot water and gravity, but in space, both are in limited supply. Learn how astronauts have made do over the years in this episode of BrainStuff.

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Pop culture often shows cats happily sipping saucers of milk, but giving a cat milk isn't actually the best treat for it -- or you. Learn why in this classic episode of BrainStuff.

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