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 ...

Jay HancockCall it Cutting Edge: The Baltimore Toolworks Story: Former Johns Hopkins lacrosse star takes over doomed family manufacturing business, teams up with star scientist and college kids to ...

A chisel is a hand tool with a characteristic wedge-shaped cutting edge at the end of its blade. A chisel is useful for carving or cutting hard material such as wood, stone, or metal. Stone chisels ...

The sound of hammers and chisels striking stone rings out on most Sundays in the cemetery of ancient Xochiaca, a village swallowed up decades ago by the urban sprawl of Mexico City. It is the sound of ...