Elusive romance of top-quark pairs observed at the LHC
The CMS and ATLAS experiments at CERN’s Large Hadron Collider have observed an unforeseen feature in the behaviour of top quarks that suggests that these heaviest of all elementary particles form a fleeting union
Venice event brings future of particle physics into focus
Discussions this week at the Open Symposium of the European Strategy for Particle Physics demonstrate strong progress towards ensuring that CERN remains a world leader in collider physics and technology
On 16 May 2025, CERN Director-General Fabiola Gianotti and Minister of Science, Technology, Knowledge and Innovation of Chile, Aisén Etcheverry signed an agreement admitting Chile as an Associate Member State of CERN
Ireland to become an Associate Member State of CERN
On 8 May 2025, CERN Director-General Fabiola Gianotti and Irish Minister for Further and Higher Education, Research, Innovation and Science James Lawless signed an agreement admitting Ireland as an Associate Member State of CERN
European Strategy for Particle Physics: community input received
Substantial contributions to the 2026 update of the European Strategy for Particle Physics set the stage for discussions that will define the next flagship collider at CERN
The LHC experiment collaborations at CERN receive Breakthrough Prize
The Breakthrough Prize in Fundamental Physics was awarded to the ALICE, ATLAS, CMS and LHCb collaborations during a ceremony held in Los Angeles on 5 April
CLOUD experiment resolves puzzle of new aerosol particles in upper troposphere
Isoprene emitted by tropical forests may provide a globally important source of aerosol particles that influence clouds, according to a new study by the CLOUD collaboration at CERN