A handful of stone tools found on the Indonesian island of Sulawesi has pushed back the date that human relatives arrived in ...

George Washington University archaeologist David Braun and his colleagues recently unearthed stone tools from a 2.75 million-year-old layer of Kenyan sediment at a site called Nomorotukunan. They’re ...

Hundreds of stone tools discovered in Kenya have revealed that human relatives traveled long distances to find raw material.

NEW YORK — By taking a wrong turn in a dry riverbed in Kenya, scientists discovered a trove of stone tools far older than any ever found before. Nobody knows who made them — or why. At 3.3 million ...

Before 2.75 million years ago, the Namorotukunan area featured lush wetlands with abundant palms and sedges, with mean annual precipitation reaching approximately 855 millimeters per year. However, ...

Archaeologists have uncovered primitive sharp-edged stone tools on the Indonesian island of Sulawesi, adding another piece to an evolutionary puzzle involving mysterious ancient humans who lived in a ...

We may be witnessing the moment when our ancestors first defied a hostile world, using the same tools in the same place for nearly 300,000 years despite the chaos of shifting climates. Picture early ...