Have you ever known you're dreaming while you're asleep? Our guests try practices to help induce lucid dreams, and we hear what they can teach us about consciousness. Scroll down for transcript.

Our dreams can haunt us. But what are we to make of them? From omens and art to modern science, we tell the story of dreams and the surprising role they may play in our lives. (Originally ran as The ...

Gael Garcia Bernal plays Stephane, a graphic design artist who returns to the Paris apartment of his childhood following the death of his father. His mother, absent from most of the film, secures him ...

If you’ve ever awoken from a vivid dream only to find that you can’t remember the details by the end of breakfast, you’re not alone. People forget most of the dreams they have—though it is possible to ...

Dreams are a mystery to everyone, but do they mean anything? Can they tell you about yourself or help you solve problems? The answer might be yes, at least according to many theories. Dr. Greg Mahr is ...

People have pondered whether dreams have a purpose throughout human history. Modern scientists are fascinated with this question, too. For a long time, the science of dreams has oscillated between ...

People have pondered whether dreams have a purpose throughout human history. Modern scientists are fascinated with this question too. For a long time the science of dreams has oscillated between ...

In the new sci-fi thriller "Inception," Dom Cobb, played by Leonardo DiCaprio, is a dream snatcher. He's an industrial spy who steals secrets by means of "extraction" when his victims are at their ...

In the movie Inception, Leonardo DiCaprio invades other people's dreams. He creates dreamscapes, steals information, and implants ideas. I thought the movie was brilliant. Of course, like any science ...

Swapna Shastra: Dreams are a part of our lives that we can't ignore even if we want to. Sometimes what we see is simply a reflection of our thoughts or the day's events, but often, dreams hold a ...

Nicolas Cage is everyone's worst nightmare. Well, at least that's the premise of his dark new comedy "Dream Scenario" (in select theaters now, nationwide Friday). Cage plays sad-sack professor Paul ...