Test of Bell's Theorem Phrontiers of Quantum Physics

Quantum physics says goodbye to reality

20 April 2007 …physicists from Austria claim to have performed an experiment that rules out a broad class of hidden-variables theories that focus on realism–giving the uneasy consequence that reality does not exist when we are not observing it. (Nature 446 871).

More at: http://physicsweb.org/articles/news/11/4/14