Democritus
Greek philosopher
Democritus was an Ancient Greek pre-Socratic philosopher from Abdera, primarily remembered today for his formulation of an atomic theory of the universe.
None of Democritus' original work has survived, except through second-hand references. Wikipedia
Born: Abdera, Greece
Era: Pre-Socratic philosophy
Main interests: Nature
Notable ideas: Atoms and the void as the fundamental constituents of the physical world;
School: Atomism