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Could You Be a Chimera? (ASL)

Could You Be a Chimera? (ASL)

Season 7 Episode 31
9:43
Why Don't Big Animals Get More Cancer?

Why Don't Big Animals Get More Cancer?

Season 10 Episode 2
9:42
How Illusions Can Explain Reality

How Illusions Can Explain Reality

Season 10 Episode 4
19:07
Are Humans Still Evolving?

Are Humans Still Evolving?

Season 10 Episode 5
10:41
Why You Can’t Smell Yourself?

Why You Can’t Smell Yourself?

Season 10 Episode 7
19:10
Why is Puberty so Weird?

Why is Puberty so Weird?

Season 10 Episode 10
10:00
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It's Okay to Be Smart

The Strange (Unexpected) Reason Ice is Slippery

Season 7 Episode 29

Ice is such a common substance, you'd think we'd know everything about it by now. But it has some secrets and weird properties we’ve only just begun to figure out. One question about ice that's, still not totally answered, is one of the most obvious: why is ice slippery? It's a more complicated answer than it seems!

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The 1918 Flu outbreak killed 5% of the world's population--could it happen again?
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Scientists have discovered the largest river on Earth, and it’s in the sky above.
Where Do Teeth Come From?
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Teeth are made from some biological nanotechnology that will blow your mind.
What Do Raindrops Really Look Like?
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Raindrops are shaped like teardrops, right? Wrong! Let's discover rain's true shape.
Is Height Genetic?
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Turns out the inheritance of height is a lot more complicated than we thought.
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Ever wondered why restaurants warn you about raw or undercooked seafood on their menus?
How Habits Can Change Your Life (and Your Brain)
5:48
Got a bad habit you can’t break? That’s because it’s literally wired into your brain.
Why Do Disney Princesses All Look Like Babies?
6:05
The answer led me to new knowledge about human development.
Proof of Evolution Is Hiding in Your DNA
8:03
From anatomy to genes, here are some stories of how you got to be the way you are.
Why Do We Cry?
4:20
Why do we cry? It’s weird.
The Surprising Reason We Eat Spicy Food
5:37
Spices have special powers that make them a truly magical superfood!
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