ELLENSBURG, Wash. - A chimpanzee who could talk to people using American Sign Language has died at Central Washington University in Ellensburg. The university's Chimpanzee and Human Communication ...

Back in the 1970s, a chimpanzee named Nim Chimpsky took part in a Columbia University research study called "Project Nim." Project Nim was led by Herbert Terrace, a psychologist at Columbia who was ...

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 ...

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.

This next story could not be introduced by a chimpanzee, unfortunately, but chimps do possess some of the building blocks of spoken language. NPR's Jon Hamilton reports on two new studies that hint at ...

She spent her early years playing in the backyard of a small house in Reno, Nev., learning American Sign Language from the scientists who adopted her. By age 5, she had mastered enough signs to ...