It's Okay to Be Smart

Where Do Teeth Come From?

Season 5 Episode 38 | 6m 40s Video has closed captioning.

Teeth. We’ve all got ‘em (most of us, anyway). But how do they grow? Teeth are made from some biological nanotechnology that will blow your mind. They are strong enough to last hundreds of millions of years. Oh, and if you’ve ever wondered how adult teeth replace your baby teeth, get ready to see something terrifying.

Aired: 10/22/18

Rating: NR

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Problems Playing Video? | Closed Captioning