Cat Tales

Worshipped as a goddess, condemned as satanic, and spun into a stunning array of breeds, cats have long fascinated humans. But did we ever really domesticate them? And what can science tell us about our most mysterious companions?

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Human Nature

We can now edit the human genome with a tool called CRISPR. But how far should we go?

Nature's Fear Factor

Can bringing predators—and fear—back into an ecosystem help restore its natural balance?

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Eagle Power

Follow eagles from the nest to the skies to see what makes these predators so remarkable.

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