Humans evolved large brains and flat faces at a surprisingly rapid pace compared to other apes, likely reflecting the ...

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

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

A study quantifies for the first time the speed at which ape species have evolved, showing that the 'sapiens' skull and face ...

When scientists found the skull, named Yunxian 2, they assumed it belonged to an earlier ancestor of ours, Homo erectus, the ...

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

Several hominid species were consistently exposed to lead for almost two million years, which may have given modern humans a ...

The findings have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers said.

Fossilized human teeth spanning two million years of evolution had shockingly high contents of lead, which may have been the ...

Evolutionary biologists have long believed that the human-biting mosquito, Culex pipiens form molestus,evolved from the ...