One year on from the first-ever collisions of oxygen at the Large Hadron Collider (LHC), the main LHC Collaborations – ALICE, ATLAS, CMS and LHCb – have each reported signs of the state of matter ...

Wolfgang Pauli in 1955, with an image of the telegram he received the following year informing him of the discovery of the neutrino. (Image: Wolfgang Pauli Archive/CERN) Five weeks before the paper ...

Hamamatsu Photonics K.K. was announced as the 2026 Industrial Award winner by the ATLAS and CMS Collaborations at a dedicated ceremony on 15 July. (Image: CERN) With this award, the ATLAS and CMS ...

At CERN, scientists from around the world explore the fundamental structure of the Universe. They use large and complex instruments to push the boundaries of human knowledge.

Tim Berners-Lee, a British scientist, invented the World Wide Web (WWW) in 1989, while working at CERN. The Web was originally conceived and developed to meet the demand for automated ...

Every year, the CMS Collaboration congratulates individuals who have made significant contributions across the experiment by presenting them with a CMS Award. These Awards highlight the essential work ...

Le CERN compte vingt-cinq États membres ; de nombreux pays non européens participent également à ses activités, sous des formes diverses La Convention du CERN a été signée en 1953 par les 12 États ...

The LHC is currently shut down. Teams will now dismantle 1.2 kilometres of the accelerator to install the new HiLumi LHC equipment. This will be connected to the equipment installed in the new HiLumi ...

Please note: FCC public debates (in French) in Switzerland and France Registration now open 14–18 Sep | Engineering | Rio de Janeiro, Brazil | RPC Conference | EN XVIII Conference on Resistive Plate ...

Tim Gershon, new LHCb Spokesperson (left) and Paula Collins, new LHCb Deputy Spokesperson. (Image: LHCb Collaboration) On 1 July 2026, the management of the LHCb Collaboration changed. The new ...

The LHC Operations team (left) handing over the LHC key to the Accelerator Coordination and Engineering team (right). (Image: CERN) The final weeks of Run 3 for the LHC have been among the busiest of ...

The ATLAS and CMS detectors require ultra-low, stable temperatures to protect their sensitive electronics. Traditional cooling systems rely on synthetic refrigerants like hydrofluorocarbons (HFCs), ...