Uploaded April 2012 | Updated September 2026, 3 weeks ago

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Date- 30th Mar 12 Source- http://cdsweb.cern.ch/collection/Video%20Movies

'The LHC has started proton collisions at the unprecedent energy of 4 TeV per beam. This video celebrates the new milestone and explains the physics challenges and ecxpectations for the two larger experiments ATLAS and CMS through the words of the current physics coordinators Richard Hawkings and Greg Landsberg.'