Hominins may have transitioned to walking on two feet over 7 million years ago.

WASHINGTON (Reuters) -Bipedal locomotion - walking upright on two legs - is a fundamental trait underpinning humankind's success. Scientists now have identified two innovations that occurred long ago ...

In 2001, researchers unearthed a scattering of fossils beneath the windswept dunes of the Djurab Desert of northern Chad. The remains were later identified as belonging to an extinct species, ...

The oldest distinguishing feature between humans and our ape cousins is our ability to walk on two legs—a trait known as bipedalism. Among mammals, only humans and our ancestors perform this atypical ...

Here’s what you’ll learn when you read this story: Millions of years before the arrival of the genus Homo, some early hominids had the bright idea to free up their hands and start walking upright. Of ...

Harvard scientists have discovered new evolutionary changes in pelvic structure that allowed the first humans to walk upright on two legs. The August study published in the journal Nature reveals that ...

Climbing is for the forest, and walking is for the savannah. That's the basic premise behind one of the biggest theories of human evolution, which holds that our ancient ancestors transitioned from ...

A big difference between humans and other apes is the ability to stride easily around on two feet, with our bodies vertical. Now, a new analysis of some fossil bones shows that adaptations for bipedal ...

Humans are the only primates that walk on two legs. Scientists believe that their uniquely shaped pelvis, the bones that connect the spine to the legs, makes this possible. However, researchers didn’t ...