» Atomism    S. Marc Cohen's lecture notes on Democritus, considering this thinker in the broader context of Presocratic and Socratic thought.    http://faculty.washington.edu/smcohen/320/atomism.htm

» Democritus    Article from the Wikipedia openly-edited encyclopedia.    http://en.wikipedia.org/wiki/Democritus

» Drury University - Democritus    Brief discussion of Democritus' ideas.    http://www.drury.edu/ess/history/ancient/Democritus.html

» Works of Democritus    This classical Greek thinker's fragments, arranged by subject. Adapted from the 1948 Freeman translation.    http://www.humanistictexts.org/democritus.htm