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First we had maps which were delicate and unwieldy. Eventually our smartphones started showing us where to go. Someday, connected contact lenses will unobtrusively overlay directions onto our eyeballs. Until then, these GPS-enabled, LED-equipped spectacles will have to do. More »
British Inventor Josh Silver has developer a pair of eyeglasses that are instantly adjustable. They’ve got a liquid-filled sac in the middle—add more fluid to make the glasses stronger, deflate to weaken them.
