Turn Your Arm into a Touchscreen with This New Smartwatch

For those that dislike smartwatches for their small, impractical touchscreens, researchers at Future Interfaces Group at Carnegie Mellon University developed a new technology that turns skin into a touch sensor. Skintrack, as it has been dubbed, has two components: signal-emitting ring worn on the finger to communicate with a sensing band attached to the watch. When the ringed finger touches the skin, a high-frequency electrical signal spreads across your arm to triangulate the position of your ...