Start
The Strange Quantum World
There's another world below atoms
Foundations
The core mechanics of quantum behavior: superposition, measurement, interference, uncertainty, tunneling, and bound states.
Reality before vocabulary
Foundations
Keep exploring
Superposition
The particle is everywhere at once
Keep exploring
The Wave Function
ψ(x,t) — the math of possibility
Keep exploring
Measurement
Looking is what makes things real
Keep exploring
The Double Slit
One particle going through two slits
Keep exploring
Wave-Particle Duality
Light is both — and so are you
Keep exploring
Uncertainty
Some things can't be known at the same time
Keep exploring
Quantum Tunneling
Particles walk through walls
Keep exploring
The Schrödinger Equation
The equation that runs the universe
Keep exploring
Stationary States
Standing waves in a quantum world
Keep exploring
The Particle in a Box
What happens when you trap a wave
Keep exploring
Hydrogen
How an electron orbits without orbiting