Researchers used lasers to create a real-life levitation ray
Researchers have finally found a way to make a real-life levitation ray, but it can only lift microscopic material.
I reviewed this laser engraver and cutter and in my experience, it's one of the most desirable machines out there
Bridging the gap between the open-frame and fully enclosed laser engravers, the TOOCAA L2 strikes a careful balance, ...