Chimpanzees living in a sanctuary in Africa have developed a “fashion trend” for dangling blades of grass or sticks from their ear holes and their behinds, a new study shows. In 2010, researchers ...

Chimpanzees exhibit surprising human-like behaviors, including using leaf-tearing as a flirting technique, mirroring adolescent human awkwardness. This courtship behavior, observed in various forms ...

Move over, fashion week — the hottest accessory of the season is a blade of grass shoved in your ear. Or, for the truly daring: your butt. Chimpanzees at a Zambian wildlife sanctuary are going viral — ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of ...

By John Cannon Chimpanzees appear to be the biggest daredevils when they’re infants. Humans tend to take more chances and put ...

In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question ...

Add Yahoo as a preferred source to see more of our stories on Google. Are helicopter parents the reason kids don’t turn rebellious until their teenage years, when they finally get some autonomy? Very ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Chimpanzees are our closest primate relatives, sharing 99 percent ...