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It's Okay to Be Smart

Are Some Species More Important Than Others?

We explore the universal rules of life that tie together Earth’s living systems. Traveling from Africa’s Serengeti plains to the nearly extinct prairies of the western U.S. to discover the unexpected species that determine the very existence of these places. Can an ecosystem survive without its keystone species? Can we restore endangered human cultures by bringing back a nearly-extinct ecosystem?

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Season
Why Getting Dizzy is Kinda Like Temporary Brain Damage
8:35
We’ve all gotten dizzy before… but have you ever gotten WEIRD DIZZY?
Unraveling the Great Butterfly Migration Mystery
9:12
The monarch butterfly migration is one of nature’s greatest events.
How to be Crushed by the Atmosphere!
6:56
Air. I bet you never even notice that it’s there.
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10:47
Why Are So Many People Allergic To Food?
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This video is all about the difference between mass and weight.
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Are You Afraid of Holes?
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Humans have a hard time with really big numbers, especially when it comes to DEEP TIME.
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If we lived light years from Earth, how would we know there’s life here?
Why Do We Itch (ASL)
4:59
We explore how and why itching help!
Do Fish Pee?
4:53
You know you’ve wondered. Do fish actually pee?
Does Someone Else Have Your Face?
12:42
They say everyone has a doppelgänger, but is that really true?
The Raisin Bran Effect
5:19
Where do you see the Brazil Nut Effect around you?
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