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It’s Okay to Be Smart

What is Wind?

2:38

Wind is everywhere. The air is constantly moving, sometimes gently, sometimes violently. Why? Pressure, temperature and rotation come together to make wind. Here's how.

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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