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It's Okay to Be Smart
What Is Nothing?
Season 9
Episode 15
is zero something even if it's nothing? Is nothing just an idea? And if nothing is the opposite of something, does it actually exist?
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22:18
Joe talks biology with science communicator extraordinaire Prof. Brian Cox.

9:42
We explore why animals like whales, elephants, and other large animals not get cancer.

10:16
The real magic of mirrors is far stranger and more interesting, as you’re about to learn.

16:14
We take a look at how amazing the ability to read is.

17:56
Neuroscientist David Eagleman talks about illusions that make the moving picture possible.

16:20
Here's what I've learned about the possible end of this pandemic.

15:15
We explore what we can actually do about pollution.

14:29
We explore why we dream.

9:21
The biggest thing that has ever lived on Earth… is a tree? Hard to believe, but it’s true!

15:33
We travel to Great Sand Dunes National Park to climb the largest sand dunes in America.

16:20
Another Covid Video.

13:13
Learn how different animals get their stripes.