Recent discoveries have suggested that tool-making, an indicator of intelligence, was practiced by pre-human species millions of years prior to the evolution of Homo sapiens. This revelation has the ...
The Nyayanga excavation site in Kenya, in July 2025. Fossils and Oldowan tools have been excavated from the tan and reddish-brown sediments, which date to more than 2.6 million years old. T. W.
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