One man's brain controls another's

cnn.com - (CNN) -- Every so often, you see something that makes you think: The future is here.Researchers at the University of Washington have demonstrated what they say is the first example of a noninvasive human-to-human brain interface. In a video posted online, they show how a scientist could control another scientist's hand motions just by using brain signals sent over the Internet.The two participants in this demonstration were the scientists themselves, Rajesh Rao and Andrea Stocco.