A cryogenic winter for tomorrow’s accelerator

The first large refrigerators for the High-Luminosity LHC have been installed

News
Accelerators
17 December, 2025
Accelerators
News
17 December, 2025

CERN hits one exabyte of stored experimental data from the LHC

One million terabytes of experimental data from the LHC have now been sent to the CERN storage system

News
Computing
17 December, 2025

Pensions payment dates in 2026

Official news
At CERN
16 December, 2025
At CERN
Official news
16 December, 2025

“The faces of CERN” at the Globe of Science and Innovation

Originally created for the Cité des métiers, the exhibition “The Faces of CERN: People Advancing Science” will be displayed in CERN's Globe of Science and Innovation from December 17, 2025 to March 1, 2026

Announcement
At CERN
16 December, 2025
At CERN
Announcement
16 December, 2025

Celebrating two decades of global scientific computing

Developed to handle the vast amounts of data of the LHC experiments, the Worldwide LHC Computing Grid has significantly marked the landscape of distributed computing

News
Computing
15 December, 2025

All change for Room C

A new display of photographs in the Main Building meeting room highlights the positive societal impact of CERN technologies and expertise

News
At CERN
15 December, 2025
At CERN
News
15 December, 2025

Take part in the 2025 CERN end-of-year crossword!

Submit your answers by 9 January and you could win two tickets to the Vitam water park, a CERN upcycled lunch bag or a CERN-branded Toblerone

News
At CERN
15 December, 2025

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

The European Strategy for Particle Physics reaches an important milestone

At its 225th session, the CERN Council received the recommendations for the update of the European Strategy for Particle Physics

Press release
At CERN
12 December, 2025
At CERN
Press release
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
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