Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree.

Over a century ago, anthropologist Raymond Dart chipped an ancient skull out of some rock from an ancient quarry — and revealed the face of an ancient human relative.

A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is ...

That could place the ancestors of Homo sapiens—modern humans—outside Africa, an idea which flips everything palaeontologists ...

An international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The research reveals that our human ancestors were periodically exposed to lead ...

The ancestors of our furry cats and dogs once looked similar to today's modern mongoose, a mammal with a long body and small, ...

Scientists remain divided over whether the human Y chromosome will eventually vanish. But clinicians say the real concern ...

In a world conditioned by evolutionary advantage, Christians are called to welcome those who seem naturally selected for failure. A hundred years ago in Dayton, Tennessee, high school teacher John ...

Though there were setbacks on climate change and funding for science this year, there was still plenty of amazing discoveries ...

Lawmaker wants to force public schools that teach evolution to also teach "intelligent design,'' another word for ...