Neutrino physics from cosmological observations

Abstract

We review the current status of neutrino cosmology, focusing mainly on the question of the absolute values of neutrino masses and the possibility of a cosmological neutrino lepton asymmetry.

Comments: 7 pages, 3 figures, Invited talk at the XXth Internat. Conf. on Neutrino Physics and Astrophysics (Neutrino 2002), Munich, Germany, May 25-30, 2002