Gorillas are born with an international sign language of gestures that they use to communicate. The largest scientific study of the great apes revealed they had a repertoire of 102 different signals - ...

Koko, the celebrated western lowland gorilla, died at the age of 46 this week. Many people paid tributes to her by praising her signing skills. She's famous for her signing skills, but all is not what ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. From pointing to ...

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US Chantek, a male orangutan who was among the ...