Cosmic Voids May Contain the Universe’s Best Secrets
Cosmic voids, previously considered empty spaces between galaxies, are now recognized as significant areas for understanding the universe's mysteries. These regions may provide insights into gravity, dark energy, and the Hubble tension. Advances in telescopes and simulations have led to a surge in research focused on these voids, revealing their potential as unique cosmological laboratories.
- ▪Cosmic voids are vast regions mostly free of matter that exist between dense threads of the cosmic web.
- ▪New telescopes and simulations have enabled scientists to study voids more effectively, leading to a growing community of researchers.
- ▪Voids may hold answers to persistent cosmic mysteries, including the behavior of gravity and the nature of dark energy.
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Becky FerreiraScienceMay 23, 2026 6:00 AMThe Emptiest Places in the Universe Might Contain Its Best SecretsOnce dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the universe’s biggest mysteries.A composite image of Stephan's Quintet (HCG 92) in the Pegasus constellation.Photograph: NASA/Getty ImagesCommentLoaderSave StorySave this storyCommentLoaderSave StorySave this storyNature abhors a vacuum, so the saying goes, but nobody told the universe.
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