Early humans relied on simple stone tools for 300,000 years in a changing east African landscape

Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago.
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Fossils hint at intelligent tool use millions of years before humans

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 ...
Los Angeles Times

Stone Age humans were picky about which rocks they used for making tools, study finds

Early human ancestors during the Old Stone Age were more picky about the rocks they used for making tools than previously known, according to research published Friday. Not only did these early people ...
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Scientists identify 60,000-year-old discovery that rewrites early human history

Scientists examining traces left behind by early humans continue to find evidence that refuses to stay neatly in place. New ...
Smithsonian Magazine

Early Humans Moved Stones Long Distances to Make Tools 600,000 Years Earlier Than Thought

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.