One of the most complete human ancestor fossils ever found could be an entirely new species, according to a new study. The fossil, found in South Africa’s Sterkfontein Caves in 1998 and dubbed “the ...

A new analysis of enigmatic skulls from the Republic of Georgia suggest that Homo erectus wasn't the only human species to ...

Deep in the Denisova Cave of Siberia, scientists uncovered a single finger bone that rewrote human history. Genetic testing revealed a new human species, the Denisovans, who interbred with both ...

It is fair to say that the family tree of ancient humans is not written in stone. Just take the case of the Denisovans, the enigmatic ancient humans who were, until recently, known only from a few ...

“For over a hundred years, it was hypothesized that our ancestors lived in grassland savannahs and that this major ecosystem change drove human evolution, including the origins of bipedalism and ...