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Physicists built an ‘anti-laser’ to charge your phone from across a room – Livescience.com

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Scientists have figured out a way to perfectly beam energy across any room, thanks to a sci-fi like device they call an “anti-laser.”
The idea is simple: Just like a laser emits light particles, or photons, one after another in a neat and orderly row, an anti-laser sucks up photons one after another in reverse order. Researchers have long speculated that a device like this might make wires and charging cables a thing of the past, allowing people to beam energy invisibly across a room to a laptop…

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