Research on the subject is rare, but there has been a breakthrough. We still don’t know much about the experience of being aware that you’re dreaming - but a few researchers think it could help us find out more about how the brain works. Can we find a way to master this technique? Yes, if you ask Neel V. Patel, although the 'how' varies considerably from one person to another. From walking on Mars' surface to a cathartic experience playing cards with his late grandmother, here he breaks down his own lucid dreaming experiences and explains how science could make powerful use of them.