The discovery of 330 stone artifacts in Kenya that date back 2.9 million years is throwing light on a key question in human evolution — who first used stone tools? Scientists unearthed hammerstones, ...

The very first humans millions of years ago may have been inventors, according to a discovery in northwest Kenya. Researchers have found that the primitive humans who lived 2.75 million years ago at ...

Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago. The selection of rock type depended on how easily the material could be ...

Ancient stone tools are often uncovered in Europe, but it can be difficult to identify who crafted them, as Neanderthals and Homo sapiens coexisted in the region for several thousand years. The makers ...

Evidence suggests the tools were used by the human relative Paranthropus, which scientists previously believed relied only on its teeth and jaws to eat. Scientists have unearthed more than 300 stone ...

Nyayanga site being excavated in July 2016. Credit: J.S. Oliver, Homa Peninsula Paleoanthropology Project “The assumption among researchers has long been that only the genus Homo, to which humans ...

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