February was not just another month of policy discussion . It was a month of reflection, and appropriately so .

Although Tiffany Score and Steven Mills love their daughter, they have previously said they feel “a moral obligation to find ...

Geneticists have a better understanding of how prehistoric pairings unfolded, with new research suggesting they were mostly ...

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

For years, geneticists have wrestled with a curious absence: many modern people carry Neanderthal DNA, yet large stretches of the human X chromosome are almost empty of it. A new study argues that ...