Chimpanzees at a sanctuary in Zambia have been found to have developed the “seemingly pointless” behavior of dangling blades ...

At Chimfunshi, chimps don’t face predators or food shortages. That leaves them with more time to rest, groom, and invent.

One of this year's winners of a Clunies Ross Award, Edwin van Leeuwen, leader of the team who developed an airborne gravity system for mapping mineral deposits from the air tells how he had to ...