H. Kory Cooper, a Purdue assistant professor of anthropology, holds a raw copper nugget from Alaska's Copper River region. In August, Cooper and a graduate student will demonstrate to Ahtna youth from ...

The presence of toxic copper also indicates a thriving tool-making industry. Moreover, the new research reveals that industrial pollution has a deeper history than is typically recognized.

Stone tools found with a 5,300-year-old frozen mummy from Northern Italy reveal how alpine Copper Age communities lived, according to a study published June 20, 2018 in the open-access journal ...

Less copper mixed with the slag suggests more-efficient smelting, so by tracking changes in the slag, Ben-Yosef and his colleagues could track the progress of a technology that powered the ancient ...

A Purdue University professor of archaeology plans to study copper tool use among ancient Ahtna people in Alaska's Copper River basin, according to an article at spacemart.com. The effort, funded ...

A Marquette tour guide tells us about copper mining in the Upper Peninsula — which dates back 7,000 years at the Porcupine Mountains and Keweenaw Peninsula.

The discovery of native copper and silver similarly associated in the Lake Superior mines has not only destroyed this theory, but has established beyond a doubt the locality whence that copper ...

The mines were producing copper, a critical component in weapons and tools in ancient societies. To support huge mining communities in the middle of the desert, food, water and textiles had to be ...