Physics Oct 19, 2026

Fractional Fermi seas: a new exotic phase of quantum matter

Physicists have discovered a new critical quantum phase called the fractional Fermi sea, created by driving ultracold cesium atoms far out of equilibrium through cyclic changes in their interactions. This highly ordered non-equilibrium state defies established theories and opens new pathways for quantum simulation.

Giulio Prisco 2 min read

Latest stories

New reporting, interviews, and analysis from across Mindplex.

View all

Worth your time

One story to read if you only read one.

The wire

The latest news as it lands.

All news