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It's Okay to Be Smart
6 Chemical Reactions That Changed History
Season 4
Episode 32
From fire to food, check out these life-altering reactions that surround us everyday.
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7:13
This video is all about the difference between mass and weight.
9:05
Humans have a hard time with really big numbers, especially when it comes to DEEP TIME.
8:53
What do other life forms have to teach us about staying alive as we get old?
10:16
Eating turkey this holiday season? You’re eating a dinosaur!
7:41
The 1918 Flu outbreak killed 5% of the world's population--could it happen again?