The YouTuber and his team at Hacksmith Industries in Kitchener, Ont., have created a hyper-realistic, retractable plasma lightsaber that reaches a scorching heat of 2,200 C. "That's above the melting ...
How bright is the world's brightest flashlight? "Really freakin' bright," says the man who designed it. The comically large flashlight shines at a record-breaking intensity, enough to light up an ...
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