A mystery that started with the discovery of a pinkie finger bone in Denisova Cave in the Altai Mountains of southern Siberia may finally have been cracked.

Evidence is mounting that the evolution of our species is more convoluted than we imagined — more like a braided stream than a branching tree. When you purchase through links on our site, we may earn ...

Modern humans are often seen as the pinnacle of evolution and the only ones to have grown and developed over centuries. But in evolutionary terms, not long ago, we shared the planet with a number of ...