LEP – the largest electron-positron accelerator ever built – was dismantled in 2000. Its 27-kilometre tunnel now hosts the LHC With its 27-kilometre circumference, the Large Electron-Positron (LEP) ...

Using a cutting-edge AI algorithm, the CMS collaboration has obtained the first evidence of CP violation in the decay of the strange beauty meson into a pair of muons and a pair of electrically ...

The winners of the 2026 LHCb Awards at CERN with the Chairs of the selection committees (Image: CERN) Congratulations to the 2026 winners of the LHCb Thesis Awards, Early-Career Scientist Awards and ...

The MoEDAL-MAPP experiment is designed to search for hypothetical exotic particles that would point to new physics beyond the Standard Model of particle physics The MoEDAL detector, deployed close to ...

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 ...

The ALPHA Collaboration has increased the precision of its measurement of the ground-state hyperfine splitting of antihydrogen by two orders of magnitude In this study, the ALPHA Collaboration ...

The CMS experiment uses its largest sample of beauty mesons to date to perform a high-precision test of subtle differences between matter and antimatter ...

Some of the last LHC collisions recorded by the ALICE, ATLAS, CMS and LHCb experiments in 2026 (Left to right, top to bottom). (Image: CERN) In the meantime, it’s time to take stock of the three ...

Science brings nations together towards a common goal and our Organization welcomes many visitors and scientists every year from all over the world. Some stay for a seminar, others may remain for ...

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.

Today, the Large Hadron Collider (LHC), the world’s most powerful particle accelerator, comes to the end of an extraordinary chapter in its scientific journey. Following its final physics run, the ...

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