A somewhat technical review of the EPR paradox and the Aspect experiment which was designed to test it.

Another site describing the EPR Paradox.

Another description of Bell's Solution to the EPR Paradoxon.

A simple overview of the EPR thought experiment which was thought to contradict Heisenberg's uncertainty principle

An overview of Bell's Theorem and its applications in quantum mechanics.

Physicists prove that an atom can be in two different places at once.