A newly identified fossil ape from northern Egypt is reshaping ideas about where the ancestors of modern apes first emerged.

Deep within South Africa’s Rising Star cave system is an open space called the Dinaledi Chamber. It’s accessible only through a rough, vertical passage dubbed the “chute,” which is so narrow that ...

Most people imagine our early primate ancestors swinging through lush tropical forests. But new research shows that they were braving the cold. As an ecologist who has studied chimpanzees and lemurs ...

Hidden beneath the scorched expanse of the central Libyan Sahara lies a prehistoric graveyard that was once a lush, green gateway to a continent. For decades, the origin of Africa's higher primates ...

Primates - the group of animals that includes monkeys, apes and humans - first evolved in cold, seasonal climates around 66 million years ago, not in the warm tropical forests scientists previously ...

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their environments, providing insights into the evolution of the distinct upright postures ...

Thirteen million years ago, a medium-sized monkey known for guarding its territory among the treetops with a fearsome "howl" started doing something new. This monkey, one of the oldest known ancestors ...

Tiny fossil teeth discovered in Colorado reveal new clues about Purgatorius, the earliest known primate relative, reshaping scientists' understanding of human evolution. These ancient mammals spread ...