News

News

25 by ’25 initiative: diversity progress at CERN

The five-year project focused on improving nationality and gender diversity across the Organization

News
At CERN
12 December, 2025

Accelerator Report: A strong finish and a swift transition into the winter break

The 2025 run was successfully completed on 8 December at 6.00 a.m., signalling the start of the year-end technical stop for the LHC and the injector complex

News
Accelerators
12 December, 2025
Accelerators
News
12 December, 2025

Insights from the global CERN alumni community

Key findings from the 2025 CERN alumni survey highlight the values and expectations of CERN’s worldwide alumni community, what works and what could be improved

News
Knowledge sharing
11 December, 2025
Knowledge sharing
News
11 December, 2025

Computer Security: Your ticket to improvement

The past two years have brought a lot of new computer-security deployments at CERN. Some of these were not the most user-friendly for the CERN community, as this is not in the inherent nature of “security”, but we tried our best

News
Computing
11 December, 2025
Computing
News
11 December, 2025

ALICE solves mystery of light-nuclei survival

Observations of the formation of light nuclei from high-energy collisions may help in the hunt for dark matter

News
Physics
10 December, 2025

LHC delivers a record number of particle collisions in 2025

All experiments broke records in the final full operating year of the third run of the LHC

News
Accelerators
09 December, 2025
Accelerators
News
09 December, 2025

Deciphering the heavyweights of the tetraquark world

The CMS collaboration reports the first measurement of the quantum properties of a family of tetraquarks that was recently discovered at the LHC

News
Physics
03 December, 2025

Accelerator Report: The final countdown

With only three weeks left until CERN’s annual closure, the end of the 2025 run is approaching fast. In less than two weeks, all the beams throughout the accelerator complex will be stopped

News
Accelerators
28 November, 2025
Accelerators
News
28 November, 2025

2025 gift guide for the CERN community

Looking for gift ideas? Look no further. Here are 16 options to help the CERN community find the perfect present

News
At CERN
28 November, 2025
At CERN
News
28 November, 2025

Superconductivity for addressing global challenges

A CERN event brings together researchers, industry leaders and decision makers to accelerate the use of superconducting technologies for societal applications

News
Knowledge sharing
27 November, 2025
Knowledge sharing
News
27 November, 2025