2.7-million-year-old tools reveal humanity’s first great innovation

ScienceDaily
Nov 4, 2025, 9:41 am54 pts
Researchers uncovered a 2.75–2.44 million-year-old site in Kenya showing that early humans maintained stone tool traditions for nearly 300,000 years despite extreme climate swings. The tools, remarkably consistent across generations, helped our ancestors adapt and survive. The discovery reshapes our…

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