Cosmological constant

Hubble Space Telescope image of Supernova 1994D (SN1994D) in the galaxy NGC 4526. Supernova SN 1994D is the bright spot on the lower left. Credit: NASA/ESA.

The universe is still accelerating: New study rejects claim that cosmic expansion has begun to slow down

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An international team, including Nobel laureates Adam Ries and Brian Schmidt, found that the claim that dark energy is weakening was based on an incorrect age estimate of supernovae and the omission of a common correction in the mass
The composition of the universe. Illustration: depositphotos.com

Hidden change in dark energy could rewrite the laws of physics

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Dark energy may not be constant after all. DESI analysis of millions of galaxies shows signs that it may be evolving, suggesting a huge shift in cosmology
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