Fresh findings about arm and leg bones advance the debate over whether Sahelanthropus tchadensis was bipedal, but not ...
A modern analysis of 7-million-year-old remains suggest this mysterious ancient primate is the oldest human ancestor ever found.
A new fossil analysis supports the idea a human ancestor was walking upright far earlier than previously thought.
A seven-million-year-old fossil may rewrite human origins, showing our ancestors were walking upright far earlier than anyone expected.
A seven-million-year-old skull found in Chad sits at the center of a long argument about human origins. The species, ...
In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the ...
Humans may associate scaling branches with childish behavior — classic monkeying around — but in truth, climbing trees is a big part of our collective story. Ancient bones unearthed in Africa go a ...
Scans of bones from "Lucy," the 3.18 million-year-old Australopithecus afarensis fossil, suggest that the relative strength of her arms and legs was in between that of modern chimpanzees and modern ...