When Japanese scientists wanted to learn more about how ground stone tools dating back to the Early Upper Paleolithic might have been used, they decided to build their own replicas of adzes, axes, and ...

An international research team coordinated by Ca' Foscari University of Venice has identified the presence of indigotin—a blue dye compound—on stone pebbles dating back to the Upper Paleolithic. This ...

Researchers from Tokyo Metropolitan University crafted replica Stone Age tools and used them for a range of tasks to see how different activities create traces on the edge. They found that a ...

Part 1. A Foundation for Research -- 1. The Groundwork -- Determining Function -- Laying a Foundation for Analysis -- Classifying Ground Stone -- 2. Grinding Technology and Technological Analysis -- ...

Archaeologists found eleven pristine stone tools buried under an Ohio golf course — and years of analysis still can’t explain why no one ever used them On a January morning in 2021, Joshua Fetter was ...

The first stone tools that ancient humans made were deceptively simple. At least 2.6 million years ago, our ancestors learned to strike stones and break off sharp flakes that could function as knives.

Stone tools from the Caucasus The discovery was made through microscopic analyses of ancient unknapped ground stone tools recovered from Dzudzuana Cave, located in the foothills of the Caucasus in ...