“The more species of Homo there were, the higher the rate of speciation. So when those niches got filled, something drove even more species to emerge. This is almost unparalleled in evolutionary ...

There was a moment in human history when our entire existence may have desperately clung to a thousand or more people.

HUBEI, China — A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is now shaking up the human family tree, according to a new analysis.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. WASHINGTON (AP) — Bones found in an Israeli ...

One of the biggest mysteries in human evolution has just been solved. In 2010, a groundbreaking genetic analysis revealed that east Asia was once home to a previously unknown group of enigmatic ...

Your family tree just got wider. Scientists have analyzed fossils found in China, and deemed them to be from a new human species unlike any ever identified before; say hello to your long-lost cousin.

Scientists say they have solved the mystery of the Burtele foot, a set of 3.4 million-year-old bones found in Ethiopia in 2009. The fossils, along with others unearthed more recently, have now been ...

The human body is often described as a marvel of "perfect design": elegant, efficient and finely tuned for its purpose. Yet, when we look closer, a rather different picture emerges. Far from being a ...

The hypothalamus is a small but critical region at the base of the brain that controls the autonomic nervous system, regulates body temperature, signals hunger and thirst, exerts hormonal control over ...

Add Yahoo as a preferred source to see more of our stories on Google. A new reconstruction (center) of the crushed Yunxian 2 skull (right) found in China is seen with another squashed skull (left) ...