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Eons
Animals Are Older Than We Thought
Season 6
Episode 13
What are animal-like fossils doing in rocks a billion years old, and what does that mean for our understanding of their evolution and geologic time itself? Turns out, there might've been a long, slow-burning fuse that ultimately ignited the Cambrian Explosion.
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What did ancient people once know about these bizarre megafauna that we’ve since forgotten?
7:44
5,700 years ago, woolly mammoths crossed a remote tundra island off Alaska.
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Why did vertebrates conquer both the land and the air before the depths of the sea?
8:27
Long-extinct dinosaurs may still haunt us—possibly driving us to age faster than any vertebrate.
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Only twice in Earth's history have supermountains risen, and both times reshaped life forever.
10:05
500+ pterosaur fossils found at Solnhofen may be hiding a dark secret distorting our view of them.
11:08
Why are our teeth so sensitive? The answer originates in the armored skin of ancient fish.
10:45
For flowering plants to take over, they first helped burn the old world—and then put the fires out.
11:37
Ancient weeds mimicked crops, tricking farmers into domesticating friends—and enemies—by mistake.
12:14
Brains and brawn aren’t opposites—they’ve been linked far longer than we might think.