A French startup has created wireless charging stickers that adhere to the backs of smartphones, tablets and drones, among other things, and can charge multiple devices at the same time on a single ...

It’s pretty rare to see a laptop with a full number pad. In fact, none of Apple’s MacBooks have ever had one. But if you’re someone who does some serious number crunching, Nums might be able to help.

A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's vitamin C levels using the sweat from their fingertips—no blood draws, lab ...