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It's Okay to Be Smart
The Reason COVID-19 Is Our Perfect Enemy
Season 8
Episode 10
Invisible, mysterious, and deadly — SARS-CoV-2 and COVID-19 have spread around the world and caused much of humanity to hide away. Germs like these only succeed and spread because of our social evolution, and our social nature is why social and physical distancing is so deeply painful for us. But evolution has also given us the gifts we need to survive this difficult time. Here's how.
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10:44
Can trees really save us from climate change?

9:43
Could You Be a Chimera?

11:30
I went to NASA in Houston to talk to astronaut Don Pettit.

7:20
Why is ice slippery? It's a more complicated answer than it seems!

11:11
Recycling is broken. Here's how we can fix it.

14:55
People say insects are the food of the future.

11:53
Here’s a rundown of a few of the human body’s biggest evolutionary fails!

13:11
Meet your cousin: Homo naledi.

8:51
Why are trees and other plants green? The answer is full of surprises.

8:46
How do we see color in the first place?

11:20
Earth’s climate is changing in a big way.

9:36
Money. We all use it. But is it real?