It is a great pleasure to welcome you to the 39th International Cosmic Ray Conference (ICRC 2025) in Geneva, Switzerland.
The ICRC conferences are held biennially since 1947 by the Commission C4 (Astroparticle Physics) of the International Union of Pure and Applied Physics (IUPAP). The main topics are Cosmic Ray Physics, High Energy and Gamma-Ray Astrophysics, Neutrino Astrophysics, Dark Matter, Solar and Heliospheric Physics, Multi-messenger and Gravitational Wave Astronomy.
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