Some interesting research reported by the BBC:
There is no single “God spot” in the brain, Canadian scientists say.
Studies on nuns have shown that personal experiences of communication with God cannot be located in any particular part of the brain. But this is not a surprise to me. As Father Stephen Wang says in this report,
True Christian mysticism is an encounter with the living God. We meet him in the depths of our souls. It is an experience that goes far beyond the normal boundaries of human psychology and consciousness.