MIT and Microsoft Research made a 'smart' tattoo that remotely controls your phone

A group of PhD students from the MIT Media Lab and researchers from Microsoft Research have come up with the ultimate wearable: a temporary tattoo that can turn into a touchpad, remotely control your smartphone, or share data using NFC.
The technology, which is described on MIT's website and will be presented in full at a wearables symposium next month, is called DuoSkin. The researchers say you can design a circuit using any graphic software, stamp out the tattoo in gold leaf (which is con