The Oldowan stones are believed to be the oldest known examples of stone tool industry in the world. Their development around 2-3 million years ago represents a significant moment in our evolutionary ...

The evolutionary stories of the Swiss Army Knife and the Big Mac just got a lot longer. An international team of scientists led by Dr. Zeresenay Alemseged from the California Academy of Sciences has ...

The famous 3.2-million-year-old Lucy specimen has captivated scientists since it was discovered in 1974. Lucy was a member of the species Australopithecus afarensis, which walked upright and likely ...

NEW YORK -- Two ancient animal bones from Ethiopia show signs of butchering by human ancestors, moving back the earliest evidence for the use of stone tools by about 800,000 years, researchers say.

Things weren’t always so safe on land. Long before Homo sapiens stalked the Earth, ancient hominins like Australopithecus afarensis — Lucy’s kin — took shelter in trees when predators prowled the ...