Science in the Dark age Mediaeval science among the Arabians Mediaeval science in the west The New Cosmology-copernicus to Kepler and Galileo Galileo and the new physics Two pseudo-sciences-Alchemy and Astrology Paracelsus to Harvey Medicine in the sixteenth and seventeenth centuries Philosopher-scientists and new institutions of learning The successors of Galileo in physical science Newton and the composition of light Newton and the law of gravitation Instruments of precision in the age of newton Progress in electricity Prom Gilbert and von Guericke to Franklin Natural History to the time of Linnaeus