Gravitational lenses could be the key to measuring the expansion rate of the Universe

Gravitational lenses could be the key to measuring the expansion rate of the Universe
By Brian Koberlein

Nailing down cosmic expansion could depend on distant quasars, and the time it takes their light to reach us when gravitationally lensed.

The post Gravitational lenses could be the key to measuring the expansion rate of the Universe appeared first on Universe Today.

November 23, 2020 at 10:35PM
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