DMT, which is easily one of the most powerful psychedelic drugs, could provide a method of access to other planes of existence, according to Rick Strassman’s book DMT: The Spirit Molecule. It could be that these other planes are always there and available, but we just can’t perceive them. Our brains are programmed for normal, not multidimensional perception. That could be why DMT is the key to understanding our universe, and maybe other universes too.
But what if DMT could lead us to other universes? Theoretical physicists think that parallel universes could possibly exist, based on the phenomenon of interference. You can demonstrate this phenomenon by allowing light to pass throw a narrow hole in cardboard...