How did humans evolve into the big-brained, bipedal ape that we are today? This article examines the fossil evidence of our 6 million year evolution. Darwin's great insight, and the unifying ...

Bones from the most complete of four individuals represented by the new finds cover about 15 percent of that creature’s skeleton ... the puzzle” of ancient ape evolution, Williams says.

afarensis as "the ape that walked upright" makes it a celebrity species in the story of human evolution ... heel bones The broad heels of this creature could withstand the pressure of walking ...