Researchers charge a smartphone using a laser from across the room
 

https://c.slashgear.com/wp-content/u...ge-575x383.jpgResearchers from the University of Washington have devised a new way to charge a smartphone from across the room using lasers. The team says that the method of charging is safe and uses a narrow invisible beam from a laser emitter to deliver a charge the smartphone battery. The system is also designed with multiple safety features. The researchers say … Continue readinghttp://feeds.feedburner.com/~r/slashgear/~4/anQxPUo82BU

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