A group of researchers, led by a Carnegie Mellon University (CMU) researcher, developed a technology which recognizes determines the difference in sound when you tap of a fingertip, the pad of the finger, a fingernail or a knuckle on a touchscreen. This technology, called TapSense, enables richer touchscreen interactions by employing the anatomy and dexterity… »

By installing a pair of optical sensors on the back of a mobile phone or mp3 player, the researchers at Carnegie Mellon University found that the entire device could have many of the same benefits as that of a computer mouse when the device was placed against a surface, a piece of clothing or the… »

In our previous article we wrote about a new material which gives the sense of touch, and here is an invention with a different twist. Since devices with increasingly larger computational power and various capabilities are becoming much smaller, they can be easily carried on our bodies. However, their small size typically leads to limited… »