The measurements of the expansion of the universe don’t add up

The mystery of the Hubble constant FECYT – Spanish Foundation for Science and Technology Solving the discordant data on the expansion rate of the universe is like trying to thread a ‘cosmic needle’, where its hole is the H0 value measured today and the thread is brought by the model from the furthest Universe we…

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New method may resolve difficulty in measuring universe’s expansion

News Release 8-Jul-2019 Neutron star mergers can provide new ‘cosmic ruler’ National Radio Astronomy Observatory Astronomers using National Science Foundation (NSF) radio telescopes have demonstrated how a combination of gravitational-wave and radio observations, along with theoretical modeling, can turn the mergers of pairs of neutron stars into a “cosmic ruler” capable of measuring the expansion…