One of the biggest open questions in particle physics today is how the Higgs boson interacts with itself. This “self-coupling” could help explain the evolution of the early Universe and the mechanism ...

Tens of kilometres above Earth’s surface, high-energy particles from outer space constantly strike the atmosphere, creating ...

The Muon g-2 Collaborations at CERN — the European Organization for Nuclear Research — and two U.S. Department of Energy ...

A big thank you to all of you who sent in your photos for our photo competition on the theme ‘Spring at CERN’. We really ...

For its 2026 edition, Beamline for Schools (BL4S) has received 712 submissions, involving 4051 students from 89 countries, the highest number of applications since its creation in 2014. This ...

Beyond 25 by ’25 Following the successful conclusion of “25 by ’25” at the end of 2025, the Diversity & Inclusion (“D&I”) Programme is now building on this momentum by launching a new D&I initiative ...

Ethics is essential, in particular in our workplace. It contributes to a positive and productive work environment while also fostering trust among us, as CERN contributors, as well as the trust of our ...

According to our current understanding of the Universe, quarks are fundamental, point-like particles: basic building blocks ...

Resources for journalists about BASE-STEP's attempt to move antimatter BASE-STEP to attempt to move antimatter across several kilometres for the first time Antimatter is currently believed to be ...

Bus line no. 66 (Thoiry Centre commercial <-> Geneva Airport) provides a regular daily service to Prévessin-CERN, passing through Saint-Genis Porte de France.

At CERN, we probe the fundamental structure of the particles that make up everything around us. We do so using the world's largest and most complex scientific instruments. Physicists and engineers at ...

Un grand merci à tous ceux et celles qui ont envoyé leurs photos dans le cadre de notre concours photo sur le thème « Le ...