Neil deGrasse Tyson gave a rousing defense of scientific principles in his characteristic brash way during his Purdue Northwest Sinai Forum presentation Sunday. His talk gathered what PNW Sinai Forum ...
Neil deGrasse Tyson debunks out-of-body experiences, attributing them to brain activity, not metaphysics. He stresses neuroscience, not anecdote, as the key to understanding these vivid sensations.