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Breakthrough Discovery Unveils Universe's Hidden Ordinary Matter

4/24/2025

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Summary

Story summary

Astronomers at UC Berkeley have made a groundbreaking discovery, unveiling the universe's elusive ordinary matter. They found diffuse hydrogen gas enveloping galaxies, stretching five times further than expected. This revelation, utilizing the kinematic Sunyaev-Zel’dovich effect, promises to transform our understanding of galaxy evolution and the cosmic structures born from the Big Bang.

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Story summary

Astronomers at UC Berkeley have made a groundbreaking discovery, unveiling the universe's elusive ordinary matter. They found diffuse hydrogen gas enveloping galaxies, stretching five times further than expected. This revelation, utilizing the kinematic Sunyaev-Zel’dovich effect, promises to transform our understanding of galaxy evolution and the cosmic structures born from the Big Bang.