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

MailOnline's graphic below shows this 'hidden chapter' in human evolution spanning from 1.5 million years ago (top) until the modern-day (bottom). For the study, the team used data from the ...

"However, some of the genes from the population which contributed a minority of our genetic material, particularly those ...

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

Are you lactose intolerant? Many people are. In fact, the ability to digest lactose may be an example of adaptive evolution in the human lineage. Although the study of natural selection in humans ...

Beyond human ancestry, the researchers say their method could help to transform how scientists study the evolution of other species. In addition to their analysis of human evolutionary history ...