Future phones will ID devices by their electromagnetic fields

While NFC has become a standard feature on Android phones these days, it is only as convenient as it is available on the other end, not to mention the awkwardness of aligning the antennas as well. As such, Carnegie Mellon University's Future Interfac...

Get ready to ‘spray’ touch controls onto any surface

Nowadays we're accustomed to the slick glass touchscreens on our phones and tablets, but what if we could extend such luxury to other parts of our devices -- or to any surface, for that matter -- in a cheap and cheerful way? Well, apparently there's...