Wireless electricity? It's here
Katie Hall was shocked the second she saw it: a light-bulb glowing in middle of a room with no wires attached. Looking back, it was a crude experiment, she remembers: a tiny room filled with gigantic cooper refrigerator coils -- the kind you'd see if you cracked open the back of your freezer. She walked in and out between the coils and the bulb -- and still the bulb glowed.
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