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Nova

Ancient Earth: Frozen

Season 50, Episode 12 of 18

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?

More From this Series

Previously Aired

Day
Time
Channel
10/11/2023
9 p.m.
PBS 6
10/12/2023
2 a.m.
PBS 6
10/13/2023
2 p.m.
PBS 6
10/15/2023
7 a.m.
PBS 6
10/17/2023
8 p.m.
PBS 6 Plus
10/18/2023
3 a.m.
PBS 6 Plus
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