The final laps before the major overhaul: CERN’s accelerator operators have just fired the starting pistol for the last run of the Large Hadron Collider (LHC). At the end of June, four years of work ...

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 ...

It is with great sadness that we learned that George Kalmus passed away on 27 May at the age of 91. George had a long and distinguished career in experimental particle physics, not only at CERN, where ...

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 ...

François Briard, Science Gateway Manager (left) with Elna, Antoni and their children, who helped the centre surpass the symbolic milestone of one million visitors.(Image: EMYA2026/Hodei TORRES) At ...

The Standard Model explains how the basic building blocks of matter interact, governed by four fundamental forces. The theories and discoveries of thousands of physicists since the 1930s have resulted ...

At any moment in time, CERN is training thousands of young people across a large spectrum of competencies, providing society with a continuous stream of talent in science, technology, engineering and ...

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.

Les informations pratiques concernant la vie et les services sur les sites du CERN sont désormais disponibles sur le site web du Campus du CERN. Suite à la refonte du site web du Département Sites et ...

According to the theory of supersymmetry, there is a mirror world of hypothetical particles that could help resolve several physics puzzles, such as the surprisingly small mass of the Higgs boson and ...

CERN has revised its schedule for its accelerator complex. The Large Hadron Collider (LHC) is currently in its third period of physics data taking (Run 3), and this will now be extended until July ...

The new ALPHA Cesium Fountain Clock is a type of atomic clock currently used for the definition of the SI second (the International System of units). This device, built for ALPHA by the National ...