2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/757For those angular multipoles where cosmic variance is an issue, non-Gaussianities in the Cosmic Microwave Background (CMB) anisotropies will be hard to detect. Here, we construct explicitly the best unbiased estimator for the CMB angular bispectrum.Talk given at the XXXVth Rencontres de Moriond ``Energy Densities in the Universe'', Les Arcs, France, January 22-29, 2000Astrophysicstext