Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago.

WASHINGTON (Nov. 4, 2025)--Imagine early humans meticulously crafting stone tools for nearly 300,000 years, all while contending with recurring wildfires, droughts, and dramatic environmental shifts.

Stone tools discovered on the Indonesian island of Sulawesi are rewriting what experts thought they knew about human evolution in this region. The tools date to about 1 million to 1.5 million years ...

Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources. But how did the production of stone tools -- called 'knapping' -- start?

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, ...

A groundbreaking discovery on the Indonesian island of Sulawesi reveals that early hominins crossed treacherous seas over a million years ago, leaving behind stone tools that reshape our understanding ...

Archaeologists have uncovered some of the oldest stone tools ever found, shedding light on how early humans and their relatives adapted to their environment. A remarkable excavation near Lake Victoria ...

Evidence from a remote site on Sulawesi reveals that ancient human relatives crossed a deep ocean barrier more than a million years ago. The discovery extends the earliest known human movements in ...