2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/112468We comment on the recent experimental results from the PVLAS and CAST collaborations that search for axion-like particles. We propose a particle physics model in which their apparent inconsistency is circumvented.5 pages, 1 figure, Contribution to the "Rencontres de Physique de la Vallee d'Aoste" at La Thuile, Aosta Valley, March 5-11 (2006)High Energy Physics - Phenomenologytext