
The CERN Relay Race, organised by the Running Club and the Staff Association, will be back on Thursday, 7 May for its 54th edition. This now legendary race – the first edition took place in 1971 – returns with the same ingredients as in past years, which led to record numbers of participants in 2025:
Due to civil engineering works, the Meyrin inter-site tunnel will be exceptionally closed to traffic from Monday 30 March to Thursday 2 April inclusive. Thanks for your understanding.
Discover CERN’s new F-gas e-learning and practical guidance webpages
The current geopolitical situation can be unsettling. Ongoing conflicts – whether in Ukraine, the Middle East, or elsewhere in the world – can trigger a wide range of emotions, such as stress, anxiety, sadness, or uncertainty. We want to remind you that support is available for everyone in the CERN community It’s natural to feel

