Support Provided ByLearn More
Secrets of the Samurai Sword Hero

Secrets of the Samurai Sword

The ancient art and science behind a Japanese warrior's prized weapon
Runtime: 53:06Nova
The ancient art and science behind a Japanese warrior's prized weapon

More Ways to Watch

Support Provided ByLearn More

Explore More

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting, and PBS viewers. Additional funding is provided by the NOVA Science Trust.