At CERN, we probe the fundamental structure of particles that make up everything around us. We do so using the world's largest and most complex scientific instruments.
Know more
Who we are
Our Mission
Our Governance
Our Member States
Our History
Our People
What we do
Fundamental research
Contribute to society
Environmentally responsible research
Bring nations together
Inspire and educate
Fast facts and FAQs
Key Achievements
Key achievements submenu
The Higgs Boson
The W boson
The Z boson
The Large Hadron Collider
The Birth of the web
Antimatter
News
Accelerators
At CERN
Computing
Engineering
Experiments
Knowledge sharing
Physics
Events
CERN Community
News and announcements
Official communications
Scientists
Press Room
Press Room submenu
Media News
Resources
Contact
The research programme at CERN covers topics from kaons to cosmic rays, and from the Standard Model to supersymmetry
Dark matter
The early universe
The Higgs boson
The Standard Model
+ More
CERN's accelerators
The Antiproton Decelerator
High-Luminosity LHC
Accelerating: radiofrequency cavities
Steering and focusing: magnets and superconductivity
Circulating: ultra-high vacuum
Cooling: cryogenic systems
Powering: energy at CERN
The CERN Data Centre
The Worldwide LHC Computing Grid
CERN openlab
Open source for open science
The birth of the web
ALICE
ATLAS
CMS
LHCb
By Topic
By format
360 image
Annual report
Brochure
Bulletin
Courier
Image
Video
By audience
CERN community
Educators
General public
Industry
Media
Students
Please note that as of Monday 29 May, the exit barriers at Gate B (road Pauli – Meyrin site) will be fully operational 24/7
As of Monday 22 May 2017, the central heating will be progressively turned off throughout CERN
The traffic on the Route de Meyrin will be diverted as of Monday, 8 May owing to the work on the Esplanade des Particules
A portion of the parking between buildings 32 and 100 will be closed from 18 April at 6 p.m. until 21 April at 6 p.m.
Due to works, half of Road Rutherford, between building 361 and building 271, will be closed to traffic until Friday 28 April at 5.30 pm.
Due to works between the building 2252 and the gallery SL23 at Point 2 of the LHC, the road between these two buildings will be closed to traffic
The SMB Department informs you that refurbishment and renovation works on the ISR road bridge will start next week
Half of Route Rutherford, between building 361 and building 271, will be closed to traffic from Friday 10 February 7 a.m. to Friday 7 April 5.30 p.m.
Work will be carried out at Gate B (route Pauli) on the Meyrin site from 21 November to 7 December