Rare ‘human ancestor’ skeleton from 3.6 million years ago found

JOHANNESBURG — Researchers in South Africa have unveiled what they call “by far the most complete skeleton of a human ancestor older than 1.5 million years ever found.” The University of the Witwatersrand displayed the virtually complete Australopithecus fossil on Wednesday. The skeleton dates back 3.6 million years. Its discovery is expected to help researchers...