WASHINGTON (AP) — 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 ...

Oldowan stone tools made from a variety of raw materials sourced more than six miles away from where they were found in southwestern Kenya. In southwestern Kenya more than 2.6 million years ago, ...

While early human ancestors started making stone tools at least 2.6 million years ago, bone tools took much longer to appear. The earliest signs of a regular use of bone tools hadn’t shown up in the ...

At a site in Kenya, archaeologists recently unearthed layer upon layer of stone stools from deposits that span 300,000 years, and include a period of intense environmental upheaval. The oldest tools ...

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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.

Stone tools dating to at least 1.04 million years ago have been found on the Indonesian island of Sulawesi. This means early hominins made a major sea crossing from the Asian mainland much earlier ...

Kanzi the bonobo continues to impress. Not content with learning sign language or making up “words” for things like banana or juice, he now seems capable of making stone tools on a par with the ...

Oldowan stone tools made from a variety of raw materials sourced more than 6 miles away from where they were found in southwestern Kenya. The development of the Oldowan toolkit made it possible for ...