 atomism: 17th to 20th century |  atomism: ancient |  Boyle, Robert |  Copernicus, Nicolaus |  Descartes, René |  Descartes, René: epistemology |  Descartes, René: ontological argument |  Descartes, René: physics |  Epicurus |  Galileo Galilei |  Hobbes, Thomas: moral and political philosophy |  Kepler, Johannes |  Locke, John |  Lucretius |  rationalism vs. empiricism |  skepticism: ancient |  Zabarella, Giacomo 