A real retractable plasma lightsaber is no longer a dream! Watch as we unveil the world's first 4000° plasma blade inspired by sci-fi's most iconic weapon. From build to test, experience the ...

Witness the creation of the world's first retractable plasma-based lightsaber, with a blade that reaches 4,000°F and can cut through steel. This engineering feat brings the iconic Star Wars ...

It’s basically a lightsaber. Except smaller. And with an invisible blade. And cold to the touch. But other than that, this homebrew cold plasma torch (YouTube, embedded below) is just like the ...