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 ...

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 — ...

Chimpanzees consistently choose crystals over ordinary rocks, suggesting a curiosity that may echo early humans.

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 ...

Humans love quirks. For example, eyebrow slashes, pup scarves, or TikTok moves with no practical use. Most of us don't invent these things. We see them, we copy them. Voilà: instant trend. And we’re ...

Aden Kahr Humans have long been fascinated by crystals. Archaeological evidence suggests our ancestors have treasured small ...

Chimpanzees can pick out crystals from a pile of ordinary rocks, handle them with visible care, and even hold them up to peer ...

Jane Goodall, the world's most famous primatologist, accomplished an astounding feat in her 91 years of life: She fundamentally changed the world's view of what it means to be human. At the age of ...