Great apes share human-like social circles, but chimpanzees and bonobos differ in how selectively they maintain close social bonds. A new international study led by researchers from Utrecht University ...

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 ...

Adolescents are known for risky behavior, with teenagers in the U.S. more likely than younger children to die from injury. But what's responsible for this uptick in risk-taking around puberty?

BECCA MILFELDA shriek broke the dawn on the savannah, followed by more screeches and the rustle of branches: The wild Fongoli ...

Are helicopter parents the reason kids don’t turn rebellious until their teenage years, when they finally get some autonomy? Very possible, according to scientists who recently studied the development ...

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 ...