The "Sword of Heaven" is a blade fit for a space samurai. The elegant katana blade is made with metal from an ancient meteorite.
An as-yet indecipherable inscription on a sword dating back to 800 years ago has researchers at the British Library flummoxed.
Forget those silly little figurines. The real work in 3D printing will go into things that matter, like bone grafts, full-size bridges -- even a building on the moon.
Watch blacksmiths forge a Hattori Hanzo katana sword from scratch in the latest video from "Man at Arms: Reforged."
After four painstaking years of research, a sword found in a Viking burial ground has been revealed, linking the deceased to battles in England.
The earliest iron forged by humans actually comes from the stars -- and, as it turns out, meteorites make some beautiful swords.
We're usually pretty skeptical of robots learning to use weapons, and we should probably be more wary of a robot arm learning to swing a samurai sword like a true master, but the video is so cool we can't help but enjoy watching this particular robot's skills.
Ashley and Khail touch upon the major announcements from Apple's WWDC 2015 keynote, discuss the winner's of the 2015 DARPA Robotics Challenge, and enjoy watching a robotic arm mimic a samurai master's sword skills. #TDWWDC15
Arya Stark's slim and pointy Needle sword is forged in real life and given the opportunity to pierce quite a few different items.
Dedicated cosplayers show off their best costumes, swords and shields in honor of the classic game Legend of Zelda in this fun remix video. Even Majora comes out to play.