(Volodymyr Yakimchuk/Creatas Video+/Getty Images Plus) A seismic shift in the selection pressures acting on humans may have ...

The pelvis is often called the keystone of upright locomotion. More than any other part of our lower body, it has been radically altered over millions of years to allow us to accomplish our bizarre ...

Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

Seven million years ago, in the vast savannas and woodlands of ancient Africa, a small creature with a chimpanzee-like face took a step that would change everything. It stood upright and walked on two ...