2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/200450Recent results from the experiments NA48, NA48/1 and NA48/2 are presented, including: direct CP-violation and Dalitz plot slopes measurements for K+- --> 3 pi decays; pi pi scattering effects in K+- --> pi+- pi0 pi0 and Ke4 decays, as well as Ke4 form factors and branching fraction; measurements on radiative charged kaons and hyperon decays, semileptonic decays of neutral and charged kaons; KL --> pi+ pi- branching ratio and |eta+-| measurement; lepton universality check with Kl2 decays.Talk given at 21th Rencontres de Physique de La Vallee d'Aoste, La Thuile, Aosta Valley, Italy, 4-10 Mar 2007High Energy Physics - Experimenttext