In this 4.4-million-year-old skeleton, scientists may have found the missing step between climbing and walking.

Ancient ankle bones of Ardipithecus ramidus reveal how early humans combined climbing and upright walking, reshaping the ...

The findings of this study suggest that the first humans may have originated from apes that were accustomed to living in two ...

New research uncovers surprising clues about the early stages of human evolution, reshaping what we thought we knew.