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

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

Neanderthal DNA study reveals surprising partner preference - This intriguing discovery raises significant questions about the nature of these prehistoric interactions ...

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

A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop. Until recently, many fast-changing parts of the human genome remained ...

FILE: Reconstructions of a Neanderthal man, left, and woman at the Neanderthal museum in Mettmann, Germany, March 2009 ...

Most people with non-African ancestry carry roughly 1–4% Neanderthal ancestry spread across their genomes, a legacy of contact after modern humans expanded into Eurasia. But the X chromosome, one of ...

If more human females mated with Neanderthal males than the other way around, over thousands of years you would expect to see ...