Ancient DNA is turning human prehistory into something startlingly intimate. Instead of a clean handoff from one species to another, the last 50,000 years look more like a long, tangled story of ...

Neanderthal DNA is 99.7% identical to our own, and researchers claim that some humans might be carrying as much as 2% of the ...

The discovery of ancient human cousins has long stirred wonder and debate. Early Neanderthal remains offered a glimpse into our distant past, prompting questions about how they lived and whether they ...