Our souls are in fact constructed from the fabric of the universe, and may have even existed since the beginning of time. Our brains are just receivers that can be compared to a radio, for example. So is there really a part of your consciousness that is non-material and will live on after the death of your physical body?
The theory of Quantum Consciousness attempts to answer this question. The following video is a conversation between Deepak Chopra and Stuart Hameroff.