Science ❯ Physics ❯ Cosmology

Early Universe

Galaxy Evolution Big Bang Singularities Cosmic Microwave Background Dark Matter Dark Matter Clouds Stellar Formation Formation of Black Holes Supermassive Black Holes Freeze-in Production Matter Behavior Matter-Radiation Transition Big Bang and Big Crunch Spacetime Geometry

3 ARTICLES

4mo ago

Scientists Build 24,000‑Atom Mini‑Universe That Makes Time from Entropy

The experiment offers a controllable lab testbed for theories in which the passage of time emerges from internal disorder rather than from an external clock.

8 ARTICLES

8mo ago

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

7 ARTICLES

last yr.

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

4 ARTICLES

last yr.

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