http://en.wikipedia.org/wiki/Higgs_boson
Following CERN's 22 June 2012 announcement of a seminar to present the latest results, and heightened media speculation, on 4 July 2012, CERN confirmed the "five sigma" level of evidence needed to show a formal discovery of a particle which was consistent with the Higgs boson", acknowledging that further work would be needed to conclude that it indeed had all theoretically redicted properties of the Higgs boson, and exactly which version of the Standard Model it best supported if confirmed.
http://www.techgear.gr/higgs-boson-gods-particle-found-47715/
http://www.naftemporiki.gr/news/cstory.asp?id=2204985