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Cosmology

Cosmology

Hubble Space Telescope confirms mismatch in cosmic expansion

13 Mar 2018
Hubble Space Telescope image of the Cepheid variable RS Puppis
Darkness and light: Hubble image of a Cepheid variable star
A group of astronomers in the US has made a new and more precise measurement of the universe’s rat

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Edwin Cartlidge is a science writer based in Rome
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