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A new perspective suggests dark energy, which drives the universe's accelerating expansion, might be detectable in the vast empty spaces between galaxy clusters. Astrophysicist Paul Sutter argues that these cosmic voids, formed in the early universe, could be the very regions where dark energy's influence is most visible. Focusing observations on these voids may offer a clearer path to understanding the elusive force.

Sue Lane2026-07-04
Cosmic Voids May Hold the Key to Dark Energy's Mystery

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