A 10-minute journey through Earth's human evolution gives you a quick tour of how we, as humans, came to be. It all started ...

Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical ...

Although we humans have changed our environment in many ways during the past few thousand years, we are still changed by evolution. We have not stopped evolving, but we are evolving right now in ...

Along the dry shores of northern Kenya, a long turquoise lake quietly records the tug of deep forces. Lake Turkana looks ...

A new study released on Wednesday found that humanity's first kiss occurred roughly 21 million years ago, predating humans.

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining ...

Imagine early humans meticulously crafting stone tools for nearly 300,000 years, all while contending with recurring ...

The human genome is made up of 23 pairs of chromosomes, the biological blueprints that make humans … well, human. But it turns out that some of our DNA — about 8% — are the remnants of ancient viruses ...

Human babies are born remarkably helpless, a deliberate evolutionary advantage. This early dependence allows for extended brain development outside t ...

Scientists find genetic mutation, millions of years ago. Oct. 12, 2011 — -- About three million years ago human predecessors embarked on a new course that would forever alter the evolution of our ...