Low Battery? New Tech Lets You Wirelessly Share Power

Mobile and wearable devices are now virtually everywhere, but their battery lives remain limited, with many lasting for less than a day. Instead, an invention called PowerShake allows mobile and wearable devices to wirelessly charge other mobile and wearable devices on the go, even when those devices are being held or worn. "When mobile phones first came out, people really found them liberating because they didn't have to be attached to a wire, but they actually still do have to be attached to a