The Global Physics Education Hub
Master physics from foundational mathematics to the frontiers of modern research. World-class education with 350+ video lectures from Nobel laureates, MIT, Stanford, and leading universities worldwide. From classical mechanics to quantum gravity, from plasma fusion to molecular biology β all free and open access.
Built for students, researchers, and lifelong learners seeking rigorous, graduate-level physics education
Foundation Courses
Mathematics Course
Linear algebra, tensor calculus, differential geometry, complex analysis, functional analysis, Lie groups, and variational calculus.
Classical Mechanics
Lagrangian and Hamiltonian formalism, canonical transformations, action principles, and rigid body dynamics. Susskind lectures included.
Special Relativity
Einstein's theory of spacetime, Lorentz transformations, 4-vectors, relativistic mechanics, and electromagnetism.
Statistical & Thermal Physics
Thermodynamics
Laws of thermodynamics, entropy, phase transitions, thermodynamic potentials, and kinetic theory. MIT lectures included.
Statistical Mechanics
Microcanonical, canonical, grand canonical ensembles, partition functions, phase transitions. Kardar and Susskind lectures.
Fluid Mechanics
Navier-Stokes equations, potential flow, boundary layers, turbulence, and magnetohydrodynamics (MHD) foundations.
Quantum & Atomic Physics
Waves & Optics
EM waves, interference, diffraction, polarization, wave equations, and classical wave phenomena. MIT lectures by Walter Lewin.
Atomic & Optical Physics
Quantum optics, laser cooling, BEC, atom trapping, coherent states. MIT lectures by Wolfgang Ketterle (Nobel laureate).
Quantum Mechanics
Complete course: Hilbert spaces, SchrΓΆdinger equation, angular momentum, approximation methods, identical particles, scattering.
Quantum Field Theory
Canonical quantization, path integrals, Feynman diagrams, gauge theories, renormalization, QED, Standard Model.
Relativity & Cosmology
General Relativity
Einstein field equations, Schwarzschild solution, geodesic motion, gravitational waves, and curved spacetime geometry.
Cosmology Models
FLRW metric, Friedmann equations, inflation theory, dark energy, dark matter, and the evolution of the universe.
Black Holes
Schwarzschild, Reissner-NordstrΓΆm, Kerr metrics, Hawking radiation, thermodynamics, and information paradox.
Quantum Gravity
Loop quantum gravity, string theory, Wheeler-DeWitt equation, quantum cosmology, and the quest to unify QM and GR.
Inflation Theory
Exponential expansion, slow-roll dynamics, primordial perturbations, CMB predictions, and the origin of cosmic structure.
Gravitational Waves
LIGO/Virgo detections, binary mergers, quadrupole formula, waveforms, multi-messenger astronomy.
Observational Evidence
Observations
CMB, Type Ia supernovae, BAO, gravitational lensing, redshift surveys β the measurements that define modern cosmology.
Dark Matter
Galaxy rotation curves, WIMPs, direct detection experiments, gravitational lensing evidence, modified gravity theories.
Dark Energy
Cosmological constant, accelerated expansion, equation of state, quintessence models, and the universe's ultimate fate.
Interactive Tools
Cosmology Calculator
Calculate distances, lookback times, and scale factors for any redshift using Planck 2018 cosmological parameters.
Black Hole Calculator
Calculate horizons, Hawking temperature, entropy, ISCO radius, and evaporation time for any mass, spin, and charge.
Einstein Field Equations
The foundation of General Relativity, relating spacetime curvature to energy and momentum: