The ‘scientific revolution’ is ordinarily construed as the triumph of reason over superstition, of science over sorcery. This course argues that the rhetoric of ‘enlightenment’ conceals a deep continuity between Modern science and the occult traditions of the Middle Ages and the Renaissance. The prototype of the experimental scientist is the Faustian magus. We investigate the role of Hermeticism, magic and the occult in the scientific revolution and the persistence of these esoteric currents in later movements, from German Naturphilosophie to Jungian psychology