The document summarizes key developments during the Scientific Revolution from the 15th to 17th centuries. It describes how medieval scientists relied on Aristotle but thinkers during the Renaissance discovered other ancient works that disagreed with Aristotle and spurred new observations. Figures like Copernicus, Kepler, Galileo and Newton developed theories like heliocentrism and gravity that formed the basis of modern science. It also discusses advances in astronomy, medicine, chemistry and the origins of the scientific method during this revolutionary period.