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.

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

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

When closely related species mate, their offspring sometimes survive but cannot reproduce. This pattern often affects males ...

Scientists have discovered a new property of the molecular motors that shape our chromosomes. While six years ago they found that these so-called SMC motor proteins make long loops in our DNA, they ...

Most people alive today carry fragments of Neanderthal DNA in their genome. Now scientists are gaining a more intimate ...

Among the many marvels of life is the cell's ability to divide and thus enable organisms to grow and renew themselves. For this, the cell must duplicate its DNA—its genome—and segregate it equally ...

In about one out of every 800 people, two chromosomes fuse together to form an unusual bond. These are known as Robertsonian chromosomes. It's a mystery that has long stumped scientists. Subscribe to ...

Scientists from the Kavli Institute of Delft University of Technology and the IMP Vienna Biocenter discovered a new property of the molecular motors that shape our chromosomes. While six years ago ...