Physics, Without the Friction.
We build rigorous course guides, career maps, and exact computational tools for those serious about understanding the physical world.
The State of Physics Education
Much of online physics education is polluted with vague analogies, AI-generated summaries, and paywalled derivations. We reject this. Physics is an exact discipline requiring exact tools.
Here, you will find no "quantum mysticism" or oversimplified planetary models. We provide the raw equations, the necessary mathematical methods, and the interactive tools to calculate the results yourself. We assume competence and demand rigor.
Course Guides
Classical Mechanics
From Newton's laws to the Lagrangian formalism. Understand the deterministic universe through kinematics, dynamics, and conservation laws.
View Guide →Electromagnetism
Maxwell's equations in vacuum and matter. The unification of electric and magnetic fields, scalar potentials, and electrodynamics.
View Guide →Quantum Mechanics
The Schrödinger equation, Hilbert spaces, and observables. A formal approach to non-deterministic systems and atomic spectra.
View Guide →Thermodynamics
Statistical ensembles, partition functions, and the laws of thermodynamics. Bridging microscopic states with macroscopic observables.
View Guide →The Interactive Toolkit
We have built 12 pure-client-side interactive calculators. They require zero server roundtrips, work offline, and include fallbacks for environments without JavaScript.
- Kinematic Equations
- Projectile Motion
- Lorentz Factor (Relativity)
- Particle in a Box (Quantum)
- Snell's Law (Optics)
- Doppler Effect
- RC Circuit Time Constant
- Wien's Displacement Law
- Escape Velocity
- Radioactive Decay
- Coulomb's Law
- Bragg's Law
Career Trajectories
The Academic Route
Navigating PhD admissions, post-docs, and the reality of tenure-track positions. A sober look at academic physics.
Read Analysis →Data Science & Quant
How physicists leverage mathematical maturity and programming to transition into machine learning and quantitative finance.
Read Analysis →Engineering Physics
Translating theoretical knowledge into hardware: roles in aerospace, optics, semiconductor manufacturing, and systems engineering.
Read Analysis →Our Methodology
We do not believe in "physics for poets." Understanding the physical universe requires fluency in mathematics. Our methodology is built on derivation over memorization.
Every guide starts from first principles. If a result requires contour integration, we show the contour. If it requires tensor calculus, we write the indices. We do not skip steps.
Required Reading
Our material supplements, but does not replace, the canonical literature.
Goldstein
Classical Mechanics. The absolute standard for Lagrangian and Hamiltonian formulations.
Jackson
Classical Electrodynamics. A rigorous, boundary-value-problem heavy approach to Maxwell's equations.
Sakurai
Modern Quantum Mechanics. An elegant, operator-first approach starting with the Stern-Gerlach experiment.
Metrology & Constants
| Constant | Symbol | Exact Value (2019 SI) |
|---|---|---|
| Speed of Light | c | 299,792,458 m/s |
| Planck Constant | h | 6.62607015 × 10⁻³⁴ J⋅s |
| Elementary Charge | e | 1.602176634 × 10⁻¹⁹ C |
| Boltzmann Constant | k | 1.380649 × 10⁻²³ J/K |