Tractor beam: What is the new technology that allows people to levitate objects? - The Independent

The Independent
Tractor beam: What is the new technology that allows people to levitate objects?
The Independent
Scientists have made a huge step towards one of the most fantastical inventions in science fiction: a tractor beam. But what is a tractor beam? Read more. Scientists invent first working sonic tractor beam. In short, the technology allows people to ...
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