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CERN highlights in 2025

A look back at a year of advances in science, technology and benefits to society

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At CERN
19 December, 2025
At CERN
News
19 December, 2025

Private donors pledge 860 million euros for CERN’s Future Circular Collider

A consortium of private donors (individuals and philanthropic foundations) have agreed to support the proposed Future Circular Collider at CERN

Press release
At CERN
18 December, 2025
At CERN
Press release
18 December, 2025

A cryogenic winter for tomorrow’s accelerator

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

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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

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Computing
17 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

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Computing
15 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

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

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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

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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

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Physics
03 December, 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

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