The Atacama Cosmology Telescope ruled out 30 universe models suggesting cosmological theories remain incomplete. (Image: The Atacama Cosmology Telescope)
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Moneycontrol16-12-2025, 16:02

Atacama Telescope Debunks 30 Universe Models, Deepens Cosmic Expansion Mystery

  • New data from the Atacama Cosmology Telescope (ACT) invalidates approximately 30 proposed models of the universe.
  • ACT's 15 years of cosmic microwave background observations confirm the "Hubble tension," a mismatch in the universe's expansion rate.
  • Models attempting to resolve this tension by altering dark matter, dark energy, or neutrino properties are now ruled out.
  • The findings challenge aspects of the standard Lambda-CDM model, suggesting the need for "missing physics" to explain cosmic expansion.
  • This breakthrough narrows down future cosmological research, focusing on fewer remaining explanations for the universe's evolution.

Why It Matters: ACT data rules out 30 universe models, intensifying the Hubble tension and pointing to new physics.

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