The God Impulse

Why do people have near-death experiences? Are there physical explanations for those out-of-body sensations and tunnels of light? And what about moments of spiritual ecstasy? If Buddha had been in an MRI machine and not under the Bodhi tree when he attained enlightenment, what would we have seen on the monitor?

In THE GOD IMPULSE, Kevin Nelson, a neurologist with three decades'' experience examini...