The Lab Idiot

LOGISTIC_BIFURCATI

Logistic Bifurcation

Period doubling, chaos, and Feigenbaum’s universal constant.

Open

CHAOTIC_BILLIARDS

Chaotic Billiards

Round the corners and order dies.

Open

STRANGE_ATTRACTORS

Strange Attractors in 3D

Deterministic equations drawing impossible geometry.

Open

CHIRIKOV_STANDARD_

Chirikov Standard Map

Islands of order adrift in a sea of chaos.

Open

WATTS_STROGATZ_SMA

Watts–Strogatz Small World

Rewire 1% and the world shrinks.

Open

BOOTSTRAP_CASCADES

Bootstrap Cascades

Almost nothing ever happens. And then, everything.

Open

BARABASI_ALBERT_VS

Barabási–Albert vs Erdős–Rényi

Why the world has celebrities and random networks do not.

Open

NETWORK_SIR

Network SIR vs Well Mixed

Same R₀, two completely different epidemics.

Open

HERD_IMMUNITY_THRE

Herd-Immunity Threshold

The formula 1 − 1/R₀ is elegant. And incomplete.

Open

ITERATED_PRISONERS

Iterated Prisoner’s Dilemma

The tournament, evolution, and the noise that changes everything.

Open

SPATIAL_PRISONERS_

Spatial Prisoner’s Dilemma

Cooperation survives on geometry alone.

Open

HAWK_DOVE

Hawk and Dove

Aggression has a price, and equilibrium knows it exactly.

Open

COLOUR_ILLUSIONS

Colour Illusions

Your eyes lie, and the eyedropper can prove it.

Open

NOISE_COMPARISON

White, Blue and Perlin Noise

What looks random is not. And what is, does not look it.

Open

BENFORDS_LAW

Benford’s Law

1 leads 30% of the world’s numbers.

Open

LENS_RAY_TRACER

Lens Ray Tracer

Move the optics and discover why expensive cameras exist.

Open

GRAVITATIONAL_LENS

Gravitational Lensing

Mass bends space, and space bends light.

Open

HUYGENS_INTERFEREN

Huygens Interference

Place sources and watch wavefronts, diffraction, and interference emerge.

Open

ENTROPY_HUFFMAN

Entropy and Huffman

Type “aaaaaa” and watch information disappear.

Open

CHAOS_GAME_IFS

The Chaos Game

Roll a die a million times and get a perfect triangle.

Open

BOIDS

Boids

A flocking simulation where three local rules create coordinated motion.

Open

LENIA_CONTINUOUS

Continuous Lenia

A liquid cellular automaton where continuous fields grow, travel and collapse.

Open

PHYSARUM

Physarum

Slime-mold agents lay trails and self-organize into living-looking transport networks.

Open

DOUBLE_PENDULUM_CH

Double Pendulum Chaos

A tiny change in initial conditions becomes a completely different pendulum path.

Open

LANGTONS_ANT

Langton's Ant

A two-rule ant wanders randomly until a highway suddenly appears.

Open

SCHELLING_SEGREGAT

Schelling Segregation

Small preferences at the agent level can create large-scale segregation.

Open

NAGEL_SCHRECKENBER

Nagel-Schreckenberg Traffic

Traffic jams appear from simple acceleration, braking and random slowdown rules.

Open

MANDELBROT_JULIA_C

Mandelbrot / Julia Coupler

Move through the Mandelbrot set and watch the matching Julia set update.

Open

DIFFUSION_LIMITED_

Diffusion-Limited Aggregation

Random walkers stick to a seed and grow branching, lightning-like clusters.

Open

GALTON_BOARD

Galton Board

Falling balls build a bell curve, unless memory breaks the central limit theorem.

Open

LISSAJOUS_HARMONOG

Lissajous Harmonograph

Coupled oscillations draw Lissajous curves and slowly decaying harmonograph patterns.

Open

PERCOLATION

Percolation

Open enough cells and a path suddenly spans the whole system.

Open

KURAMOTO_SYNCHRONI

Kuramoto Synchronization

Many oscillators with different rhythms lock together when coupling becomes strong enough.

Open

PI_COLLISIONS

Pi Collisions

Count elastic collisions between blocks and a wall to reveal digits of pi.

Open

BRACHISTOCHRONE

Brachistochrone

The fastest slide between two points is not a straight line.

Open

WAVE_FUNCTION_COLL

Wave Function Collapse

A constraint solver grows coherent tile patterns from local compatibility rules.

Open

PATHFINDING_COMPAR

Pathfinding Comparator

Compare search algorithms as they explore the same maze.

Open

SONIFIED_SORTING

Sonified Sorting

Sorting algorithms become bars, swaps and sound.

Open

PREDATOR_EVOLUTION

Predator Evolution Boids

Flocking agents face predators, selection pressure and evolving behavior.

Open

REACTION_DIFFUSION

Reaction-Diffusion

Two chemicals diffuse, react, and paint stripes, spots and mazes — the same math Turing used for animal patterns.

Open

INTERFER_QUANT

InterferQuant

An interactive double-slit experiment: watch interference build up one particle at a time.

Open

QUANTUM_LAB

Quantum Lab

Ten interactive quantum-mechanics experiments, built one photon at a time.

Open

GENETIC_TRAVELER

The Genetic Traveler

A genetic algorithm hunts for the shortest route through your cities.

Open

SOCIETY_SIMULATOR

Society Simulator

Tiny circles build a society and somehow invent inequality.

Open