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.

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 ...

Continuous landmasses, now submerged, may have made it possible for early humans to cross between present-day Turkey and Europe, new research of this largely unexplored region reveals. The findings, ...