With the fast speed at which technology is taking over the world,researchers these days do not see the back of their eye lid,they have recently created a temporary metallic tattoo that can be used to control your computer, smartphone and other connected devices.This is to let you know that technology advances each day.

The DuoSkin tattoo uses layers of gold leaf ,usually used to decorate photo frames and chocolates,that act as a conductor and connect parts of a small, simple circuit.

Tattoos that act as an input device can convert skin into a track pad, letting users connect to a computer or smartphone and control apps by swiping on the tattoo itself,the output devices are able to actually display information.

See video below for more info on the Duoskin metallic tattoo: