This Telescope's Final Data Release Just Killed 30 Cosmological Theories

December 5, 2025

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1 min read

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Gizmodo

The Atacama Cosmology Telescope in Chile not only confirmed one of the greatest mysteries in the universe—it also ruled out dozens of models that attempted to solve it.

The Atacama Cosmology Telescope (ACT) in Chile spent nearly two decades studying how the universe began, what it’s made of, and how it evolved to its current state. The observatory was decommissioned in 2022, but its last batch of data is still sendi... [3772 chars]

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Source: Gizmodo

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