 atomism: 17th to 20th century |  Einstein, Albert: philosophy of science |  Fechner, Gustav Theodor |  general relativity: early philosophical interpretations of |  neutral monism |  Newton, Isaac: views on space, time, and motion |  perception: the contents of |  science: unity of |  space and time: absolute and relational space and motion, post-Newtonian theories |  space and time: inertial frames |  thought experiments |  Vienna Circle 