Ainebyona and others involved in chimp conservation in this remote Ugandan rainforest say they aim for the kind of communion ...

We don't just have sex to reproduce—new research suggests that using sex to manage social tension could be a trait that existed in the common ancestor of humans and apes six million years ago. Humans ...

Bonobos and chimps are our closest living links to the six million-year-old ancestor from which both they and we descended. As primatologist Frans de Waal points out, Kano's work "was a major ...

Researchers from Johns Hopkins University said chimps know when humans are struggling with puzzles and tell them the answers. The team from the university's Social and Cognitive Origins Group claimed ...

Humans are not the only species to combine concepts to build more complex meaning, a new study found. Bonobo chimpanzees combine calls in a manner similar to how humans structure words to make phrases ...

A small brain region reacts strongly to chimp calls. This shows that our voice system links to older primate signals.