A nuclear engineer reacts to Hacksmith Industries' cordless lightsaber staff, breaking down the engineering, physics, and what's scientifically possible. #Engineering #Science #Reaction ...

Hacksmith Industries created a retractable plasma lightsaber that burns at 4,000°, melting steel and glass. Though not yet as hot as Star Wars’ fictional blades, advancements hint at more portable, ...

YouTuber the Hacksmith (aka James Dobson) has been able to create a real-life "proto-saber"; an energy sword with its own power source that reaches at incredibly high temperature. Hobson's saber ...