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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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14:51
Seedless fruits are delicious, convenient… and completely unnatural.
21:13
What does randomness really mean? And why your digital life depend on it?
16:20
Why do we have different blood types? And why do we have blood at all?
16:18
How did dinosaurs become birds—and what good is half a wing?
16:00
Just how big would a telescope need to be to actually see an alien world in detail?
26:19
Dire wolves are back—sort of.
16:53
The key enzyme behind photosynthesis isn’t actually all that great at its job.
16:40
The oldest rocks on Earth are more than just ancient—they’re time machines!
17:11
This is one of the weirdest mysteries of human evolution: Why do we have grandmas?
12:28
Why do some people taste music or hear colors? Let’s talk about synesthesia.
14:35
How a chemical in lizard spit inspired one of the most important medical advancements.
12:15
These diamond makers create one of the most amazing materials on Earth — from dead people.