Secrets of the Samurai Sword
- Episode aired Oct 9, 2007
- TV-PG
- 43m
Nova follows the creation of a katana from raw iron ore to finished masterpiece, through the hands of fifteen master artisans as scientists explain the chemistry and physics at each step tha... Read allNova follows the creation of a katana from raw iron ore to finished masterpiece, through the hands of fifteen master artisans as scientists explain the chemistry and physics at each step that makes it a superb piece of engineering.Nova follows the creation of a katana from raw iron ore to finished masterpiece, through the hands of fifteen master artisans as scientists explain the chemistry and physics at each step that makes it a superb piece of engineering.