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An analysis of about 3,000 stone tools from a 325,000-year-old archaeological site near the village of Nor Geghi in the Kotayk Province of Armenia challenges the theory held by many scientists that the so-called Levallois stone tool-making technique was invented in Africa and then spread across the world as the human population expanded.
A University of Toronto-led team of anthropologists has found evidence that human ancestors used stone-tipped weapons for hunting 500,000 years ago – 200,000 years earlier than previously thought. - See more at: fossilhd.com...