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Ancient Earth: Frozen

Season 50 Episode 12
Ancient Earth: Frozen

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About the Episode

700 million years ago, Earth was a giant snowball cloaked in ice from pole to pole. How did life manage to hold on through this deadly deep freeze, find creative ways to bounce back, and thrive in the dramatically different world that emerged?

Aired: 10/10/23 | Expires: 12/01/23 | Runtime: 53m 46s