We've cut the cord for communication, thanks to Bluetooth and Wi-Fi, but charging our little pocket supercomputers still takes a tether. Judging by the range of wireless charging technologies in the ...
Engineers have for the first time developed a method to safely charge a smartphone wirelessly using a laser. Although mobile devices such as tablets and smartphones let us communicate, work and access ...
Although mobile devices such as tablets and smartphones let us communicate, work and access information wirelessly, their batteries must still be charged by plugging them in to an outlet. But ...
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