Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the globe.

"Our history is far richer and more complex than we imagined," said human evolutionary geneticist Aylwyn Scally.

His research on evolution and human nutrition was presented at the American Association for the Advancement of Science annual meeting in February. When populations from traditional societies make the ...

The diet of the earliest hominins was probably ... Koobi Fora. Journal of Human Evolution 27, 173-195 (1994). Binford, L. R. Bones: Ancient Men and Modern Myths. Academic Press, New York (1981).

We share more than 97% of our genetic makeup with primates such as chimpanzees, gorillas and orangutans. But that doesn’t ...

As Liu learned, if you, a human, eat your distant vegetable brethren ... “Why is it that humans ‘decided,’ over the course of evolution, to build a pathway which is based on a plant diet, to regulate ...

Meet your ancient relatives, trace the origins and evolution of our species, and explore what makes us human. Embark on a seven-million-year ... discover the changes in physical characteristics, diet, ...

Farming arose on multiple continents among populations with radically different cultures and environments and with no means ...

Ian Randall is Newsweek's Deputy Science Editor, based in Royston, U.K. His focus is reporting on science and health. He has covered archeology, geology, and physics extensively. Ian joined ...

It’s suppertime in the Amazon of lowland Bolivia, and Ana Cuata Maito is stirring a porridge of plantains and sweet manioc over a fire smoldering on the dirt floor of her thatched hut, listening ...

It’s suppertime in the Amazon of lowland Bolivia, and Ana Cuata Maito is stirring a porridge of plantains and sweet manioc over a fire smoldering on the dirt floor of her thatched hut, listening ...