2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/41172Recent progress in neutrino physics has been rapid, to a large extent thanks to observations of neutrinos produced in astrophysical environments. Here, we review the current standing on such questions as neutrino masses and mixings, focusing mainly on the interplay between neutrino physics, astrophysics and cosmology.Invited talk given at COSMO-01, Rovaniemi, Finland, Aug 30 - Sept 4, 2001High Energy Physics - Phenomenologytext