Big Bang atom smasher starts speeding proton beams (AP)

German Rolf-Dieter Heuer, right, Director General of CERN, and Steve Myers, left, CERN's Director for Accelerators and Technology, seen, during a press conference on the LHC (Large Hadron Collider) restart at CERN (the European particle physics laboratory) in Meyrin, near Geneva, Switzerland, Monday, Nov. 23, 2009. Scientists turned on the Large Hadron Collider on Friday night, Nov. 20, 2009, for the first time since the machine suffered a failure more than a year ago and had to be shut down shortly after the start. (AP Photo/Keystone, Laurent Gillieron)AP - Scientists running the world's largest atom smasher used the $10 billion machine's accelerator to speed up proton beams for the first time Tuesday, in a step toward experiments about the makeup of the universe.


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