In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question still lingers—was it worth it?

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 ...

Grunts, barks, screams and pants ring through Taï National Park in Cȏte d’Ivoire. Chimpanzees there combine these different calls like linguistic Legos to relay complex meanings when communicating, ...

SLRA copy 39088009263385 has bookplate: Smithsonian Institution Libraries, Gift in memory of Martin H. Moynihan, Founding Director of STRI. A Cross-Fostering Laboratory / R.A. Gardner -- Voiced and ...

How can chimpanzees, so closely related to humans, have almost no sense of rhythm? Behavioral biologist Michelle Spierings and two students demonstrated that chimps can actually drum and move ...