Here is the book that brought the mystical implications of subatomic physics to popular consciousness for the very first time—way back in 1975. This special edition celebrates the thirty-fifth anniversary of this early Shambhala best seller that has gone on to become a classic. It includes a new preface by the author, in which he reflects on the further discoveries and developments that have occurred in the years since the book’s original publication. “Physicists do not need