An unforeseen feature in proton-proton collisions previously observed by the CMS experiment at CERN’s Large Hadron Collider ...

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 ...

Studies of the properties of the Higgs boson featured prominently in the programme of the major annual physics conference, the 2025 European Physical Society Conference on High Energy Physics (EPS-HEP ...

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

A major event at the Large Hadron Collider (LHC): the accelerator has just collided beams of protons and oxygen ions for the ...

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.

CERN, the European Organization for Nuclear Research, is one of the world’s largest and most respected centres for scientific research. Its business is fundamental physics, finding out what the ...

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 ...

We want to: deliver world-class scientific results and knowledge; use our flagship accelerator, the LHC, to its maximum potential during its high-luminosity phase; provide maintain and continually ...

The early universe All matter in the universe was formed in one explosive event 13.7 billion years ago – the Big Bang ...