This knife isn’t just sharp - it’s next-level razor precision. From forging the perfect blade to achieving a mirror-polished ...

Craftspeople who had experience working with obsidian could shape the volcanic glass into incredibly sharp instruments, according to the study authors. The material’s natural reflectivity and ...

Created by transportation design student Dominik Anders from Hochschule München, or the Munich University of Applied Sciences ...

Craftspeople who had experience working with obsidian could shape the volcanic glass into incredibly sharp instruments, according to the study authors. The material’s natural reflectivity and luster ...