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Tools go back in time

The finding of 3.3-million-year-old stone flints, cores, hammers and anvils in Kenya suggests that the first stone tools were made by human ancestors that pre-dated the earliest known members of the genus Homo. See Article p.310

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Figure 1: A Lomekwi tool.


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Correspondence to Erella Hovers.

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Hovers, E. Tools go back in time. Nature 521, 294–295 (2015).

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