Science ❯ Physics ❯ Cosmology

Early Universe

Formation of Black Holes Dark Matter Matter-Radiation Transition Dark Matter Clouds Supermassive Black Holes Cosmic Microwave Background Big Bang Singularities Stellar Formation Galaxy Evolution

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

Researchers suggest a brief post–inflow-burst phase could explain the unexpected X-ray corona with a radio jet.

New Model Puts Odds of Spotting an Exploding Primordial Black Hole This Decade at Up to 90%

Researchers Call for Numerical Relativity to Probe the Universe’s Earliest Moments