By Devin Powell
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Another piece of Star Trek technology has become a reality. Captain Kirk would instantly recognize new blueprints developed by a team of Chinese scientists as plans for a tractor beam.
The proposed device hasn’t yet been built. But a similar one conceived by an American physicist was tested last year. Each device would fulfill the science fiction dream of reeling in objects using light — though neither could move anything bigger than a bacterium, much less a starship.