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

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

Long before factories, mines, and cars filled the air with pollution, our distant ancestors were already living with a silent ...

Many people hold the view that evolution in humans has come to a halt. But while modern medicine and technologies have changed the environment in which evolution operates, many scientists are in ...

When we think of lead poisoning, most of us imagine modern human-made pollution, paint, old pipes, or exhaust fumes.

Lead poisoning isn’t just an industrial-age problem. A new study reveals our ancestors, including Neanderthals, were exposed ...

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

Decades after a skull was unearthed in China’s Hubei Province, researchers said they suspect a much earlier and more complex ...

To Shakespeare’s Hamlet we humans are “the paragon of animals”. But recent advances in genetics are suggesting that humans are far from being evolution’s greatest achievement. For example, humans have ...