LHC project leader Lyn Evans of Great Britain gestures as other European Center for Nuclear Research (CERN) scientists look on at the CERN's control center, during the switch-on operation of the Large Hadron Collider (LHC), the world's largest particle collider, in Geneva, Switzerland, Wednesday, Sept. 10, 2008. The LHC successfully completed its first major test by firing a beam of protons around a 17-mile tunnel.
(Photo: AP Photo/Fabrice Coffrini, Pool)
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