A 4.4-million-year-old Ardipithecus fossil named "Ardi" shows early humans walked upright, keeping ape-like climbing ...

Lead is a powerful neurotoxin that disrupts the growth and function of both brain and body. There is no safe level of lead exposure, and even the smallest traces can impair memory, learning and ...

Lead exposure may have spelled evolutionary success for humans—and extinction for our ancient cousins—but other scientists ...

Digital reconstruction of a crushed skull from an ancient human could rewrite the timeline of human evolution, according to ...

Humans stand apart from many other primates by taking more time to mature, relying on a supportive network during a long period of childhood.

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that ...

SHOHAM, Israel (AP) — Archaeologists believe they have found one of the oldest burial sites in the world at a cave in Israel, where the well-preserved remains of early humans dating back some 100,000 ...

Digital reconstruction of a crushed skull from an ancient human relative could rewrite the timeline of human evolution, researchers said. A cranium dubbed Yunxian 2 was found in the Yunxian region of ...