Japanese swords are called "metal made art." The once lost techniques used to make them prior to the 16th century are now on the verge of rediscovery. Ancient swords such as this tachi displayed ...

Its secrets lie in its sophisticated metallurgy - scientists at Fudan University discovered that ancient craftsmen created ... Previously: • Run a pixel art sword shop • How Mirka Got Her ...

Over three days and three nights, smelters using ancient techniques shovel ... Though fit for a samurai warrior, this sword will likely sell to art collectors for hundreds of thousands of dollars.