From Twitter https://twitter.com/drsekula: RT @smuresearch: 1st #LHC collisions start early June: @CERN A. DeRoeck #DIS2015 @SMU, http://blog.smu.edu/research/2015/04/28/1st-proton-collisions-at-the-worlds-largest-science-experiment-expected-to-start-the-first-or-second-week-of-june/. @SMUPhysics @doescience https://twitter.com/smuresearch/status/593083153562017792/photo/1