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Archaeologists uncovered a cache of 1.5 million-year-old bone tools. They’re trying to determine who made themA cache of 1.5 million-year-old bone tools uncovered in Tanzania suggest ancient human ancestors were capable of critical ...
For millions of years, early human ancestors relied on stone tools to shape their world. The discovery of a collection of 27 standardized bone tools dating back 1.5 million years challenges long-held ...
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