Nicholas Copernicus (1473-1543)
The Revolutions of the Heavenly Spheres (1543)
Johannes Kepler (1571-1630)
The New Astronomy
-heliocentric universe
Galileo Galilei (1564-1642)
Dialogue Concerning the Two Chief World Systems: Ptolemaic and Copernican (1632)
-experimental method
-telescopes
-trial for heresy
Rene Descartes (1596-1650)
Discourse on Method
-"I think, therefore I am."
Isaac Newton (1643-1727)
Mathematical Principles of Natural Philosophy (1687)
-gravity
-spectrum of light
-calculus
