30 Sep 18:00 | At CERN | Meyrin site | CERN Running Club | EN&FR
CERN Road Race

1 Oct 13:00 | Knowledge Sharing | IdeaSquare | IPPOG & CMS | EN
Special Particle Physics Masterclasses for CERN Personnel

1 Oct 14:00 | Physics | 4/3-006 - TH Conference Room | Theory Colloquia | EN
High-precision gravitational wave physics from worldline quantum field theory by Jan Plefka 

3–13 Oct | Knowledge Sharing | Pays de Gex | Fête de la science | FR
Le CERN à la Fête de la science

3 Oct 18:00 | Knowledge Sharing | Globe of Science and Innovation | CERN Public events | FR
Partage ta science

6 Oct 15:00 | Knowledge Sharing | Online | Library Science Talk | EN
Open and Automated Workflows for Preserving Digital Archives by Shelly Black & Brian Dietz

7 Oct 10:00 | At CERN | Restaurant 3, Prévessin | HSE unit | EN & FR
Electrical Safety Awareness Day / Journée de sensibilisation à la sécurité électrique

7 Oct 11:00 | Physics | Council Chamber | LHC Seminar | EN
Top quark, top precision: Tests of the Standard Model at the percent level with top-quark cross-section measurements with the ATLAS experiment

7 Oct 17:30 | Knowledge Sharing | CERN Council Chamber | Staff Association | EN
Working in science in the age of AI, by Marcel Salathe

9 Oct 11:30 | At CERN | B40 Salle Curie (S2-C01) | Medical Service | EN & FR
A healthy mind for a calmer future / Un esprit sain pour un avenir serein

10 Oct 17:00 | Knowledge Sharing | CERN IdeaSquare | Women in Technology (WIT) | EN
Designing the Future of Women in STEM

13 Oct | Knowledge Sharing | CERN Campus | Site & Civil Engineering | EN & FR
Campus Development Day: tour recently completed and upcoming construction and renovation projects at CERN 

13–15 Oct | Experiments | Council Chamber & Main Auditorium | Neutrino Platform | EN
nuSCOPE Workshop

14 Oct 14:30 | At CERN | Council Chamber & online | Pension Fund | EN & FR
Annual Information Meeting of the Pension Fund

14 Oct 16:15 | Knowledge Sharing | Council Chamber | KT Seminars | EN
Optimising cooling and ventilation motors to save energy: How CERN can be used as a sustainability blueprint for other facilities 

14–16 Oct | At CERN | CERN Restaurants | Medical Service | EN & FR
Pink October / Octobre Rose 

Registration now open

14 Oct 16:15 | Knowledge Sharing | GSI-FAIR & online | GSI-FAIR Colloquium | EN
Special Colloquium in Memoriam Hans J. Specht

20–24 Oct | Physics | CERN | LHC Physics Centre at CERN | EN
SEARCH conference

23 Oct 09:30 | Knowledge Sharing | CERN Council Chamber | Open Source Program Office | EN
ZenDiS & Sovereign Tech Agency @ CERN

23 Oct 14:00 | Knowledge Sharing | CERN Council Chamber | Open Source Program Office | EN
Open Source at CERN in 2025/2026

27–28 Oct | Physics | 6/2-024 - BE Auditorium | TH Workshops | EN
Symposium on Quantum Technologies for Fundamental Physics: Quantum simulators in HEP 2025

30 Oct 18:00 | Knowledge Sharing | online | CERN alumni | EN
News from the Lab – Open Quantum Institute

31 Oct 14:00 | Knowledge Sharing | 222/R-001 and online | CERN alumni | EN
Moving Out of Academia to – special edition on data science & analytics to MedTech, software engineering, sustainability, finance, consulting and entrepreneurship

5–7 Nov | Accelerators | INFN University of Milan | International Muon Collider Collaboration | EN
International Muon Collider Collaboration Cooling Demonstrator Workshop 2025

7 Nov 14:00 | Knowledge Sharing | Zoom | L&D Micro-Talks | EN
#18 - Peak Energy, Peak Performance: Lessons from Elite Sports 

10–13 Nov | Knowledge Sharing | CERN | History Symposium | EN
4th International Symposium on the History of Particle Physics

16–29 Nov | Accelerators | Split, Croatia | CERN Accelerator School | EN
Beam Instrumentation

17–21 Nov | Computing | Valencia, Spain | ROOT | EN
ROOT Users Workshop 2025

11–24 Jan | Computing | Santiago, Chile | CERN School of Computing | EN
CERN School of Computing – Latin America 2026

3–13 Mar | Experiments | CERN | EDIT (Excellence in Detector and Instrumentation Technologies) | EN
EDIT 2026

9–13 Mar | Accelerators | Everness, Switzerland | CERN Accelerator School | EN
CAS course on Basics of Accelerator Physics and Technology

25–29 May | Computing | Chulalongkorn University | CHEP | EN
28th Conference on Computing in High Energy and Nuclear Physics (CHEP 2026)

This is a curated list of events relevant to the CERN community.
More events are available here: home.cern/events
Indico also shows ALL events happening today, this week and in a calendar view. 

If you would like your event to appear on an upcoming Bulletin events list, please contact bulletin-editors@cern.ch