A 7.2-million-year-old femur found in Bulgaria reveals early signs of upright walking and reopens the debate on human origins.

Walking on two legs has long been considered a milestone in human evolution and one of our most defining characteristics.

Little Foot, a 3.67 million-year-old human ancestor, is getting a digital facial reconstruction after her skull was crushed ...

For the first time, researchers have digitally reconstructed the facial fragments of the individual, who belonged to the Australopithecus genus ...

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 ...

Studying human evolution involves piecing together scattered clues about how we survived against tough odds. One of the biggest mysteries is understanding how large or small ancient human populations ...

Add Yahoo as a preferred source to see more of our stories on Google. Archaeologists uncovered teeth from an ancient human ancestor in Ethiopia's Afar Region. - Amy Rector/Virginia Commonwealth ...

Discover the latest news, features and articles about the origin of the human species and what makes us different from our ...

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 ...

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

Our single-celled ancestor lived in a world without plants, animals or oxygen-rich oceans. Yet, this seemingly simple microorganism took the first steps toward complex life. From this ancestor emerged ...

Ingmar Werneburg does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...