Tootfinder

The Local Distance Network - A community consensus report on the measurement of the #HubbleConstant at ∼1% precision: https://www.aanda.org/component/article?access=doi&doi=10.1051/0004-6361/202557993 - the result is 73.5 /-0.8 (essentially 74, as I've said for years :-) km/s/Mpc, in huge tension with the CMBR -> A community-built distance network sharpens the Hubble constant and broadens the evidence behind the “Hubble tension” / The Local Universe’s Expansion Rate Is Clearer Than Ever, but Still Doesn’t Add Up: https://www.issibern.ch/hubble-constant-press-release/ / https://noirlab.edu/public/news/noirlab2611/?lang

The Stochastic Siren - Astrophysical Gravitational-Wave Background Measurements of the #HubbleConstant: https://arxiv.org/abs/2503.01997 -> Illinois and UChicago physicists develop a new method to measure the expansion rate of the universe: https://physics.illinois.edu/news/Hubble-tension-expansion-rate-of-universe