At CERN, we probe the fundamental structure of particles that make up everything around us. We do so using the world's largest and most complex scientific instruments.
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The research programme at CERN covers topics from kaons to cosmic rays, and from the Standard Model to supersymmetry
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The Standard Model
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Ten years ago, protons circulated CERN’s Large Hadron Collider (LHC) for the first time, marking the end of years of design and construction
