Humans are not the only animals that communicate. Birds sing to attract mates, dolphins use signature whistles that identify ...

Bonobo male Kikongo making 'happy' grin faces at the Lola ya Bonobo Sanctuary, Democratic Republic of Congo, October 2010 Fiona Rogers / Laughter is universal among humans. Researchers have found ...

For decades, scientists have been studying the cognition of great apes to understand how our own complex cognitive abilities evolved. Much of the research is based on the idea that if a particular ...

There are many kinds of laughter. People may guffaw at a joke. They may giggle nervously in an uncomfortable situation. They may chuckle with ​mild amusement. They may snicker to express contempt — ...

NEW YORK — Humans and great apes have been giggling in similar ways since branching off the evolutionary tree, a new study suggests. How do we know this? Researchers tickled 13 captive apes — ...

During an eight-month-long research trip to the Democratic Republic of Congo (DRC) and Zambia, we studied consolation: the ...

Ape minds have long been treated as clues to humanity’s past. Compare a chimpanzee, bonobo, gorilla, or orangutan with a person, the logic goes, and you might catch a glimpse of when key mental ...