Humans and Neanderthals cozied up from time to time when they lived in the same areas tens of thousands of years ago.

New research reveals that ancient interbreeding between humans and Neanderthals shaped our modern human DNA - especially on the X chromosome.

Researchers found that Neanderthals carried excess modern human DNA on their X chromosomes, pointing to predominantly male ...

Learn how sex-biased interbreeding between Neanderthals and modern humans explains why Neanderthal DNA is largely missing ...

By now, it’s firmly established that modern humans and their Neanderthal relatives met and mated as our ancestors expanded ...

Neanderthals, the closest cousins of modern humans, lived in parts of Europe and Asia until their extinction some 30,000 years ago. Genetic studies are revealing ever more about the links between ...

The human genome is a rich, complex record of migration, encounters, and inheritance written over thousands of millennia.