In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question ...

Forty years ago, I published an article, "Can a Chimpanzee Create a Sentence?" My answer was, definitively, "No." At the time, that conclusion was controversial. It was also headline news because ...

New research suggests wild chimpanzees have developed a far more nuanced communication system than previously realized, using several mechanisms that combine their vocalizations to create new meaning.

Researchers have found two important building blocks of human speech in wild chimpanzees, one of our closest relatives. A pair of studies finds that chimp communication includes both rhythmic ...

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 ...