18 Juil Marie Gueguen : “A Crack in the Track of the Hubble Constant”
Abstract: Measuring the rate at which the universe expands at a given time–the ‘Hubble constant’– has been a topic of controversy since the first measure of its expansion by Edwin Hubble in the 1920s. As early as the 1970s, Sandage and de Vaucouleurs have been arguing...