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Stunning Study finds Error in Nobel Prize Discovery

[HPP] Sabine HossenfelderNovember 10, 20257 min
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Challenging the Accelerating Universe

  • πŸ’‘ New research suggests the 2011 Nobel Prize discovery of an accelerating universe, attributed to dark energy, may be in error.
  • πŸ“Œ The original Nobel Prize relied on Type 1A supernovae as "standard candles" to measure cosmic expansion.

New Data and Key Finding

  • πŸ“Š A recent paper analyzed over 3,000 supernovae, significantly more data than the original study's fewer than 100.
  • πŸ” Researchers introduced a new variable: the age of the galaxy when the supernova occurred.
  • ⚑ They found a 5.5 sigma correlation: younger galaxies produce dimmer supernovae, irrespective of redshift.

Reinterpreting Cosmic Expansion

  • 🧠 This correlation means that the observed dimming, previously interpreted as evidence for accelerated expansion, could instead be due to galaxy age effects.
  • πŸ“ˆ The new analysis suggests the universe is currently decelerating, not accelerating, and may even recollapse.
  • βœ… This finding aligns with other recent results from Desi and the Dark Energy Survey, helping to alleviate the Hubble tension.

Implications and Debate

  • ⚠️ If correct, the 2011 Nobel Prize in physics was awarded based on a flawed conclusion, and the standard model of the universe may require revision.
  • πŸ’¬ While peer-reviewed, the relevance of this correlation has been debated among astrophysicists, with some believing the effect is smaller.
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What’s Discussed

Nobel PrizeDark energyUniverse expansionAccelerating universeType 1A supernovaeStandard candlesRedshiftGalaxy ageSystematic biasDecelerating universeHubble tensionStandard model of the universeAstrophysicsDesiDark Energy Survey
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