STONY BROOK, NEW YORK—Stone tools from northern Kenya have been dated to 3.3 million years ago, making them 700,000 years older than Oldowan artifacts. Louise Leakey and her team at the Turkana Basin ...
Excavations in an arid, hilly part of East Africa have uncovered 3.3-million-year-old stone tools, by far the oldest such implements found to date. Hominids at Kenya’s Lomekwi 3 site made rocks into ...
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