The skeleton of Ardipithecus ramidus, an ancient fossil dubbed "Ardi," is radically changing our ideas about mankind's origins. Kent State University's C. Owen Lovejoy says Ardi shows our ...

Tim White / Brill Atlanta Ardi's species was cooperative, says C. Owen Lovejoy (examining fossil bones with Scott Simpson, left, at the National Museum of Ethiopia). David L. Brill Researchers ...

Two fossils named Ardi and Lucy provide evidence for human evolution. Both were found in Africa. Ardi is a female human-like fossilised skeleton that dates from 4.4 million years ago. Ardi's bones ...