Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

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) ...

Researchers have identified a "tipping point" about 2.7 million years ago when global climate conditions switched from being ...

Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven ...

Scientists in a recent research study have uncovered a surprising link between the 2.7 million-year-old climate tipping point and human evolution. The researchers led by the University of ...

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 ...

Ten fossil teeth belong to new Australopithecus species Found in Afar Region, they are 2.65 million years old This species coexisted with an early Homo species Fossils underscore complex nature of ...

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 ...