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It's Okay to Be Smart
23 Reasons to be Cheerful (Thanks to Science!)
Season 4
Episode 59
23 Reasons Science Gave Us to be Cheerful
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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?
11:24
I look at a few of the most famous incorrect factoids in science.
7:21
What is ”egg-shaped” even?
16:07
Blind YouTuber Molly Burke shows Joe Hanson a new way to see.
5:27
Walk into any forest, and beneath your feet is what helps make life on Earth possible.
10:26
It never gets dark anymore. Not REALLY dark, anyway.
10:25
Fifty years ago, we sent the first astronauts to walk on the moon’s face.
9:43
Could You Be a Chimera?