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It's Okay to Be Smart
The Cosmic Afterglow
Season 4
Episode 31
The lingerling radiation from the ancient universe still surrounds us to this day.
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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.
17:56
Neuroscientist David Eagleman talks about illusions that make the moving picture possible.
15:15
We explore what we can actually do about pollution.
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.
