How gadgets could unlock the potential of lucid dreaming

If you ever needed an excuse to get more sleep, exciting new findings about lucid dreaming could be it. A recent study has just proved that, in the right conditions, you can not only communicate with people in the lucid state, they can answer questions, too. Sure, the subjects only solved simple math questions (the kind most 8th graders could) but it provokes a tantalizing thought — what else can we do while we’re in slumberland?
Scientists communicating with lucid dreamers is nothing new, but the latest experiment dialed up the complexity of that communication, just enough, to renew the public’s interest in this mysterious activity.
For the uninitiated, lucid dreaming is realizing that you are in a dream and then being able to influence what happens within it. As simple as this sounds, it’s actually a tricky thing to do, and an even...