Ghost lineages reveal themselves through ancient genes that still exist in living beings today.

The human genome is made up of 23 pairs of chromosomes, the biological blueprints that make humans … well, human. But it turns out that some of our DNA — about 8% — are the remnants of ancient viruses ...

A lost chapter in human evolution has been revealed after an analysis of modern DNA found that we come from not one but two ancestral populations—ones that drifted apart and later reconnected long ...

Scientists may have a step forward in understanding how life on our planet came to exist. The mystery of how tiny molecules of RNA came to be enclosed within membranes, forming the very first cells, ...

Professor Indraneel Mittra and his team show that DNA fragments from dying cells function as agents of horizontal gene transfer in mammalian cells. For decades, scientists have known that bacteria can ...