Humans are often thought to be the only animals capable of language. But it’s difficult to prove a negative like this because we’ll never definitively know the subjective interior monologues of other ...

SPOKANE, Wash. Washoe, a female chimpanzee believed to be the first non-human to acquire human language, has died of natural causes at the research institute where she was kept. Washoe, who first ...

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 ...