In this creative build, a metal chain is transformed into a knife, illustrating how heat can make rigid steel surprisingly malleable. When heated and compressed, the individual chain links fuse into a ...

Japanese swordsmiths — the artificers responsible for crafting samurai swords — are about as legendary as blacksmiths come. And while the warrior class has faded into history, their techniques persist ...

This video showcases the process of making my first knife, using an old hardened file to eliminate the need for heat ...

The production of knives flourished in Sakai due to the rich history of traditional metal processing techniques. Richard A. Brooks/AFP via Getty Images Eighty-five-year-old Etsuro Ikegami wipes the ...