Copernicus, Kepler, Galileo, Newton
Problem: ancient ships were so tiny they would be mere specks on the horizon.
More likely: someone on a ship saw the land come into view
e Earth is Round?
Why is there a horizon at all? Why can’t we just see forever?
Contrary to myth, the knowledge of a round earth was never, NEVER forgotten during the Middle Ages
ver the Earth is Round?
·Copernicus: Precursory eventsThomas Aquinas reconciles Aristotelian Philosophy with Christianity.
·King Alfonso the Wise of Castile publishes Alfonsine tables, based on Ptolemaic System, late 1200's.
·Concept of "Law of Nature" arises from medieval theology and philosophy.
·Ideal motion thought to be perfectly circular in heavens, rectilinear on earth.
·Immediate SettingPrinting invented 1457.
·Protestant Reformation begins ca. 1520.