Physics Realm
The realm of fundamental laws, unsolved mysteries, and the mathematics underlying reality — from Navier-Stokes turbulence to quantum mechanics to the arrow of time, and now: whether spacetime itself emerges from quantum entanglement.
Pages in This Realm
Classical Physics & Unsolved Problems
| Page | Summary |
|---|---|
| concept-turbulence | The last unsolved problem in classical physics — Navier-Stokes, energy cascades, Kolmogorov, AI approaches |
| concept-wormholes | Traversable wormholes — theoretically rich, practically impossible (exotic matter gap ~10^50) |
Quantum Gravity & Holography (new April 2026)
| Page | Summary |
|---|---|
| concept-holographic-principle | Reality as 2D boundary projection — Bekenstein-Hawking entropy, ‘t Hooft, Susskind, holographic bound |
| concept-ads-cft-correspondence | Maldacena 1997: gravity in AdS = CFT on boundary; the most cited physics paper ever; SYK model; celestial holography |
| concept-black-hole-information-paradox | 50 years of crisis approaching resolution — island formula, Page curve, replica wormholes, GW250114 (2025) |
| concept-spacetime-from-entanglement | ER=EPR: entanglement IS geometry; van Raamsdonk; MERA; operational ER=EPR theorem (2024) |
| concept-holographic-error-correction | AdS/CFT as quantum error-correcting code — HaPPY code, LEGO_HQEC (2024), fault-tolerant logic (2025) |
| concept-holographic-condensed-matter | Black holes model electrons: strange metals, KSS bound (confirmed RHIC), holographic superconductors, SYK |
(Most physics concepts relating to space travel are also in the space realm)
Key Questions
- Why does turbulence produce universal power-law spectra (Kolmogorov k⁻⁵/³) despite being chaotic?
- Do smooth solutions always exist for Navier-Stokes? ($1M Millennium Prize unclaimed)
- Why does time flow forward when physics equations are time-symmetric?
- Is the universe a 2D holographic projection? (Now: is holography specific to AdS, or does it apply to our dS universe?)
- What are dark matter and dark energy?
- How does information escape from a black hole, mechanically? (The “why” of the island formula)
- Is spacetime emergent from entanglement in our universe, not just in AdS toy models?
Cross-Realm Connections
Physics permeates every realm. Key bridges:
- Physics ↔ History: Bronze Age Collapse as cascade dynamics (same math as turbulence)
- Physics ↔ Biology: turbulent blood flow → cardiovascular disease; quantum effects in photosynthesis
- Physics ↔ Computing: Navier-Stokes via AI/PINNs; holographic codes in quantum computers; AdS/CFT as QEC
- Physics ↔ Space: plasma turbulence in fusion and stellar physics; wormholes and interstellar travel
- Physics ↔ Condensed Matter: AdS/CMT — black hole gravity predicts properties of strange metals and quark-gluon plasma
- Physics ↔ Information: spacetime geometry = entanglement entropy; the universe uses error-correcting codes
- Physics ↔ Textiles/Computing: holographic 3D→2D encoding is the same principle as quipu, Jacquard cards — concept-fabric-as-data