The EPR Experiment  
   A somewhat technical review of the EPR paradox and the Aspect experiment which was designed to test it.
   http://roxanne.roxanne.org/epr/eprS.html

EPR Paradox  
   Another site describing the EPR Paradox.
   http://roxanne.roxanne.org/epr/einstein1.html

Einstein-Podolsky-Rosen Experiment  
   A simple overview of the EPR thought experiment which was thought to contradict Heisenberg's uncertainty principle
   http://www.treasure-troves.com/physics/Einstein-Podolsky-RosenParadox.html

Bell's Theorem  
   An overview of Bell's Theorem and its applications in quantum mechanics.
   http://faraday.physics.utoronto.ca/GeneralInterest/Harrison/BellsTheorem/BellsTheorem.html

Schroedinger's Cation  
   Physicists prove that an atom can be in two different places at once.
   http://www.sciam.com/article.cfm?articleID=000AAB4F-7BC2-1C76-9B81809EC588EF21