Early human evolution may have been more complex than scientists previously thought, with modern humans evolving from two ancestral lineages.

Scientists have uncovered evidence that modern humans emerged from two long-separated ancestral groups, not just one. This ...

The fragmentary facial bones belong to Homo affinis erectus, an esoteric offshoot of our family tree that inhabited Spain ...

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

Extended stays in space like that of Suni Williams and Butch Wilmore, the 'stranded' astronauts at the International Space Station for nine months, are very valuable for devising systems to protect ...

(that’s us) did not descend from a neat, single lineage. Instead, modern humans can link their heritage back to at least two ...

A new study reveals that a mysterious human ancestors contributed 20% of modern human genes, potentially enhancing brain ...

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.

Fragments of a partial skull unearthed in a cave in northern Spain have revealed a previously unknown population of ancient ...

The Spanish team says the latest remains are more primitive than Homo antecessor but bear a resemblance to Homo erectus.

Humans' unique language capacity was present at least 135,000 years ago, according to a survey of genomic evidence. As such, language might have entered social use 100,000 years ago.