On Valentine’s Day in 2018, a team of scientists walked across a flat expanse in the badlands of northeastern Ethiopia, scanning the ground for fossils. An eagle-eyed field assistant, Omar Abdulla, ...

Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

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 ...

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 reconstruction of the crushed skull labelled Yunxian 2, which has features that are closer to species thought to have existed ...

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 ...

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly ...

Humans have lived with fire for over a million years. Scientists now say burn injuries may have influenced human evolution and healing.

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

A recent study proposes a new paradigm for understanding the role of carrion in the subsistence of human populations throughout their evolution. Ana Mateos and Jesús Rodríguez, scientists at the ...