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Darwin's Unexpected Final Obsession

Season 7 Episode 21 | 12m 12s

After having solved the small matter of evolution by natural selection - becoming one of the most famous scientists in the world in the process - Charles Darwin turned his focus to a different personal obsession…

Aired: 05/19/25
Extras
The Permian began with the formation of a supercontinent and ended in the biggest extinction ever.
The Permian began with the formation of a supercontinent and ended in the biggest extinction ever.
The Permian began with the formation of a supercontinent and ended in the biggest extinction ever.
How did Homotherium evolve to be so successful? The answer may lie in the rise of the Tibetan plate.
The mystery of what non-flying dinosaurs were doing with their feathered wings has a new hypothesis.
What did ancient people once know about these bizarre megafauna that we’ve since forgotten?
5,700 years ago, woolly mammoths crossed a remote tundra island off Alaska.
Why did vertebrates conquer both the land and the air before the depths of the sea?
Long-extinct dinosaurs may still haunt us—possibly driving us to age faster than any vertebrate.
Only twice in Earth's history have supermountains risen, and both times reshaped life forever.
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The Permian began with the formation of a supercontinent and ended in the biggest extinction ever.
How did Homotherium evolve to be so successful? The answer may lie in the rise of the Tibetan plate.
The mystery of what non-flying dinosaurs were doing with their feathered wings has a new hypothesis.
What did ancient people once know about these bizarre megafauna that we’ve since forgotten?
5,700 years ago, woolly mammoths crossed a remote tundra island off Alaska.
Why did vertebrates conquer both the land and the air before the depths of the sea?
Long-extinct dinosaurs may still haunt us—possibly driving us to age faster than any vertebrate.
Only twice in Earth's history have supermountains risen, and both times reshaped life forever.
Was the T-Rex given the wrong name?
500+ pterosaur fossils found at Solnhofen may be hiding a dark secret distorting our view of them.