Study: Bones in South African cave reveal new human relative
![Study: Bones in South African cave reveal new human relative](http://images.worldnow.com/AP/images/8765879_G.jpg)
Scientists say they've discovered a new member of the human family tree, revealed by a huge trove of bones in a barely accessible, pitch-dark chamber of a cave in South Africa.
Scientists say they've discovered a new member of the human family tree, revealed by a huge trove of bones in a barely accessible, pitch-dark chamber of a cave in South Africa.