History and popular explanation

EPR thought experiment and its later incarnations are described and explained

Musing on Bell's theorem implications by prof. Nelson

Notes on David Peat, Einstein's Moon: Bell's Theorem and the Curious Quest for Quantum Reality

Tegmark (1997) 'quantum suicide' experiment Stapp's work on quantum effects on the brain

from Eric Weisstein's Treasure Trove of Physics

Includes historical and very lucid explanation of the issue.

Entry from Stanford encyclopedia

The experimental aspect of Quantum and Foundational Physics. Austria

"..systematic review from the origins ..for physicists and philosophers of science .." Foundations of Physics, Oct 2002