Chimps may revise their beliefs in surprisingly human-like ways. Experiments showed they switched choices when presented with stronger clues, demonstrating flexible reasoning. Computational modeling ...

Animals respond to injury in many ways. So far, evidence for animals tending wounds with biologically active materials is rare. Yet, a recent study of an orangutan treating a wound with a medicinal ...

When people talk to each other, their conversations usually include many fast twists. Humans do not naturally talk in Shakespearean soliloquies, but by regularly interrupting and wildly gesticulating.

Engelmann says that from the beginning of the Western intellectual tradition, people thought that only humans are rational.

A survey measuring the ethanol levels in fruits consumed by chimpanzees suggests that these animals are regularly exposed to alcohol. Researchers from the, Berkeley, conducted the first direct measure ...

Chimpanzees (Pan troglodytes) are native to the forests and savannas of central and western Africa. These creatures are our closest living relatives and share approximately 98.8% of our DNA. Similar ...

A new review of recent studies shows that chimpanzees use some of the same medicinal plants as humans. In Uganda, the great apes have been observed applying plants with known beneficial phytochemicals ...