Human brains still react to chimp voices, hinting at a deep evolutionary link in how we recognize sound.

Humans are known to invent private hand gestures. Chimps in the wild do, too, a new study suggests. By Brandon Keim Parents and their children, or people who know each other well, often share some ...

Ai, a chimpanzee who spent nearly five decades at Kyoto University's Primate Research Institute demonstrating that the gap ...

Human brains do something peculiar when a chimpanzee screams or hoots. Instead of treating those sounds as generic animal ...

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