New fossil discoveries are reshaping scientists’ understanding of a pivotal chapter in human evolution, revealing that several human ancestor lineages lived side by side nearly 3 million years ago.

New dating of sediments from the Sterkfontein Caves in South Africa suggests some Australopithecus fossils are around 3.4 to 3.7 million years old, roughly a million years older than many earlier ...

"I imagine there might be some though who will be skeptical -- as is always the case." Their argument centers on a timeline: The oldest known Homo fossil, a jawbone, is dated at 2.8 million years old, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fossils of early ...

A crocodile the size of a small bus once ruled the rivers and lakes of ancient Kenya. Crocodylus thorbjarnarsoni, the biggest ...

A new study led by paleoanthropologists reveals that Lucy's species Australopithecus afarensis had an ape-like brain. However, the protracted brain growth suggests that -- as is the case in humans -- ...

The high-security fossil vault at the University of the Witwatersrand (Wits), in Johannesburg, contains treasure more precious than the gold that paid for the university’s establishment. It is the ...

The recovery of new lumbar vertebrae from the lower back of a single individual of the human relative, Australopithecus sediba, and portions of other vertebrae of the same female from Malapa, South ...

Spinal bones of an extinct human relative have been found in lumps of rock blasted out of a South African cave and used to reconstruct one of the most complete back fossils of any hominin. The spine ...