Film tracing the history of modern experimental science. Illustrations of Aristotle's theory of an Earth-centric universe; an alchemist stirring a pot; a phrenologist measuring head size; Greeks speaking and promoting the Aristotle's Earth-centric universe; Copernicus holding a model of the solar system; a detailed view of his Sun-centric solar system; Tycho Brahe looking thoughtful; Johannes Kepler standing next to a globe; Galileo and others looking through a hand-held telsecope; Jupiter and its moons; Isaac Newton writing the Principia Mathematica at a table in 1687. Text of Newtown quote comparing making discoveries to a seashore.