What is lucid dreaming? and how do you do it?

Lucid Dreaming: Lucid dreaming is dreaming while knowing you are dreaming -- realizing within a dream that the experience you're having, is not in physical reality. It's not the same as controlling your dreaming. "how to do it" takes more than 400 characters. There are several web sites describing techniques, research, and conferences about it. One is: http://www.Lucidity.Com/ good luck to you.