# Fundamental & Quantum Physics

Quantum foundations, quantum many-body physics, topological matter, particle physics beyond the Standard Model, quantum gravity and gravitational waves.

## Topics

- [Quantum Foundations](https://space-kitty.com/topics/quantum-foundations) (244 papers): Loophole-free Bell tests, the measurement problem, contextuality, Wigner's-friend scenarios and experimental tests of collapse models.
- [Quantum Many-Body Physics & Simulation](https://space-kitty.com/topics/many-body-quantum-simulation) (219 papers): Thermalization and its breakdown, many-body localization, quantum scars, discrete time crystals and analog quantum simulators.
- [Topological Phases & Anyons](https://space-kitty.com/topics/topological-matter) (249 papers): Topological insulators and semimetals, fractional Chern insulators, the fractional quantum anomalous Hall effect in moire materials and non-Abelian anyons.
- [Particle Physics & Beyond the Standard Model](https://space-kitty.com/topics/particle-physics-bsm) (231 papers): Higgs precision, the muon g-2 saga, neutrino masses and oscillations, flavor anomalies and collider searches for new physics.
- [Quantum Gravity & Holography](https://space-kitty.com/topics/quantum-gravity-holography) (248 papers): AdS/CFT, the black-hole information problem and islands, entanglement and the emergence of spacetime, and de Sitter quantum gravity.
- [Gravitational-Wave Astronomy](https://space-kitty.com/topics/gravitational-waves) (275 papers): LIGO-Virgo-KAGRA compact-binary catalogs, multimessenger neutron-star mergers, the nanohertz pulsar-timing background and tests of general relativity.
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