物理 · Physics

Physics

How the physical world works — one deep path from classical mechanics to the quantum to emergence.
Intuition first, few formulas, each issue carrying one line to AI / complex systems.

Phase A · Classical Mechanics: the Skeleton

Day 1What Is a Physical Lawlive Day 2Motion, Force & Determinismlive Day 3Energy & Momentumlive Day 4Least Actionlive Day 5Chaos & Nonlinearitylive

Phase B · Heat, Entropy & Statistical Mechanics

Day 6Heat & Temperaturelive Day 7Entropy & the Arrow of Timelive Day 8Statistical Mechanicslive Day 9The Physics of Informationlive

Phase C · Waves, Light & Electromagnetism

Day 10Oscillations & Waveslive Day 11Wave Phenomenalive Day 12The Unification of Electromagnetismlive Day 13What Is Lightlive

Phase D · Relativity

Day 14Special Relativitylive Day 15Spacetimelive Day 16General Relativitylive Day 17Black Holes & Gravitational Waveslive

Phase E · Quantum Mechanics

Day 18The Quantum Revolutionlive Day 19Wavefunction & Superpositionlive Day 20The Uncertainty Principlelive Day 21Entanglement & Nonlocalitylive Day 22Measurement & Interpretationslive Day 23Intro to Quantum Field Theorylive Day 24Quantum Technologylive

Phase F · Particles & the Standard Model

Day 25The Standard Modellive Day 26Symmetry & the Origin of Masslive Day 27Beyond the Standard Modellive

Phase G · Cosmology

Day 28The Big Banglive Day 29Dark Matter & Dark Energylive Day 30The History & Fate of the Universelive Day 31Fine-Tuning & the Multiverselive

Phase H · Condensed Matter & Emergence

Day 32More Is Differentlive Day 33Phase Transitions & Criticalitylive Day 34The Wonders of Condensed Matterlive Day 35Symmetry Breaking & Orderlive

Phase I · Closing

Day 36The Open Problems of Physicslive Day 37How Physicists Thinklive Day 38How Physics Becomes Technologylive Day 39Physics & Philosophylive