July 31: Day in pics

Updated: Aug 24, 2012 10:08 IST

France's Prime Minister Jean-Marc Ayrault (R) visits the Large Hadron Collider (LHC), a particle accelerator used by physicists to study the smallest known particles, with representatives of the French and international scientific community at CERN, near Geneva. Reuters photo/Jeff Pachoud
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France's Prime Minister Jean-Marc Ayrault (R) visits the Large Hadron Collider (LHC), a particle accelerator used by physicists to study the smallest known particles, with representatives of the French and international scientific community at CERN, near Geneva. Reuters photo/Jeff Pachoud

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