What is ‘Lucid Dreaming’ and how can I tell if I’m in a dream or awake? Dr. Denholm Aspy is a lucid dream researcher and Visiting Research Fellow in the School Of Psychology, at the University of Adelaide. His most recent experiment made waves around the world after discovering that a vitamin B6 may help people remember their dreams after they wake up.

Dr. Aspy spoke on Thursday Drive about how to experience the surreal phenomenon of lucid dreaming, what it feels like, and whether time passes more slowly when you’re in a dream-state. Listen to the whole interview below.