Beamline for Schools (BL4S) is a physics competition that was initiated by CERN, the European Laboratory for Particle Physics ...

Just 100 years ago, on 9 July 1925, Werner Heisenberg wrote a letter to his friend, colleague and fiercest critic, Wolfgang ...

An unforeseen feature in proton-proton collisions previously observed by the CMS experiment at CERN’s Large Hadron Collider (LHC) has now been confirmed by its sister experiment ATLAS. The result, ...

Un phénomène imprévu dans les collisions proton-proton, déjà observé par l’expérience CMS auprès du Grand collisionneur de ...

Welcome to the digital edition of the July/August 2025 issue of CERN Courier.

The Slovenian flag was raised today at a ceremony held at CERN to mark the country’s accession as CERN’s 25th Member State.

One hundred years ago, Werner Heisenberg retreated to the island of Helgoland, where he built the foundations of the first full formulation of quantum mechanics. Finding its matrices repugnant, Erwin ...

Alors que l’édition 2025 de Bike to Work vient tout juste de s’achever, le succès rencontré par l’initiative a une fois de plus montré l’attachement de la communauté du CERN à l’environnement, la sant ...

Members of the personnel are reminded that, pursuant to Article R V 1.37 of the Staff Regulations, they have until 31 August 2025 to submit claims for the reimbursement of education fees relating to ...

With another successful edition of Bike to Work drawing to a close, the 2025 campaign has once again demonstrated the CERN community’s commitment to the environment, health and camaraderie. Involving ...

Established in 2014, the Outstanding Achievement Awards honour outstanding contributions made to the collaboration outside ...