A 3.4M-year-old set of foot bones from Ethiopia is forcing paleoanthropologists to redraw one of the most familiar diagrams in science, the human family tree. For decades, Lucy, the famous ...
Fifty years ago this weekend, there was a team of archaeologists digging in Ethiopia, looking for early fossils of human ancestors. After an uneventful morning, Donald Johanson walked back to his Land ...
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