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 ...

Dozens of metal objects, including jewelry and swords, were discovered at an ancient Celtic burial ground in France.

The traditional katana sword is fashioned only from the purest steel, which the Japanese call tamahagane ("jewel steel"). Over three days and three nights, smelters using ancient techniques shovel ...