The way we interact with computers might become a lot effortless in the future. 

Facebook's Reality Labs (FRL), a research lab within Facebook focused on augmented reality technologies, is working on wristbands that can intercept your brain's signals and use them to let you easily interact with an AR system. 

The wristband is based on electromyography (EMG), which uses sensor to translate electrical motor nerve signals that travel from the wrist to the hand into digital commands. So, for example, when you think about moving your hand, typing something on a keyboard, or push a button, the wristband can know exactly what you want to do, and then use that data to let you interact with a virtual keyboard or button.  Read more...