Welcome to Quantum Year

CERN, alongside organisations from around the world, celebrates the International Year of Quantum Science and Technology

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HL-LHC magnets line up

The installation of the High-Luminosity LHC test facility continues with the installation of magnet assemblies

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While the LHC is on a winter break…

…physicists at the experiments perform maintenance on the detectors, preparing for the next run, due to start in May 2025

What is the nature of our Universe?
What is it made of?

Scientists from around the world
come to CERN …

… to use unique machines to answer
         fundamental questions …

… pushing the limits of technology
         for the benefit of society.