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It’s Okay to Be Smart

Space Sounds

3:16

There is no sound in space. In the near-vacuum of space, there is nothing to transmit the physical waves that we need to perceive sound. But that doesn't mean we can't MAKE sound from space.

Episodes of It’s Okay to Be Smart44

It’s Okay to Be Smart

Zombie Parasites!

Are zombies real? Could they actually exist?

6:01

It’s Okay to Be Smart

Bats: Guardians of the Night

Why are some of nature's coolest animals also the most feared?

4:54

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