Into the Impossible With Brian Keating

Is There a CRISIS in Cosmology? with Abhijit Chavda [Ep. 424]

Jun 7, 2024
Cosmologist Abhijit Chavda dives into cosmology's crises, recent breakthroughs, challenges, and the multiverse theory. They discuss the James Webb Space Telescope, Event Horizon Telescope findings, and societal topics like antisemitism. Touches on the support for Israel from unexpected sources like India.
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INSIGHT

Crises in Cosmology

  • Cosmology faces crises like the Hubble tension, where expansion rate measurements disagree.
  • This could indicate unknown universe components or flaws in current understanding.
INSIGHT

Hubble Tension

  • The Hubble constant discrepancy arises from different measurement methods.
  • One uses current universe observations, the other uses early universe CMB data.
ANECDOTE

JWST Discoveries and Dark Stars

  • James Webb Space Telescope (JWST) has found early massive galaxies, challenging galaxy evolution.
  • These galaxies could potentially be dark stars powered by dark matter.
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