Over the last few years, we’ve shown you several of the jaw-dropping creations of engineer and YouTuber the Hacksmith. He’s made a career of bringing the kind of impossible science we’ve seen in ...

There’s been an endless number of real-life “lightsabers” made as one-offs or props, but most of them don’t do the film’s civilized blade justice in terms of raw power. A new, fully retractable plasma ...