All Posts
30 articles & simulations — sorted by newest first
7 Apr 2026
Signal Recovery with FFT
Build a noisy signal from multiple frequencies, then use the Fast Fourier Transform to recover the original — see denoising in action.
Waves & Oscillations
26 Mar 2026
The Doppler Effect
Why an ambulance siren changes pitch — visualize wavefront compression and spectral shifts.
Waves & Oscillations
22 Mar 2026
Mandelbrot Set
Zoom into infinite complexity — explore the most famous fractal in mathematics.
Mathematics & Statistics
20 Mar 2026
Coupled Oscillators
Watch energy flow between spring-coupled masses and discover normal modes.
Mechanics
1 Mar 2026
Leidenfrost Effect
Why water droplets dance on a hot pan — heat transfer across boiling regimes.
Thermodynamics
24 Feb 2026
Statistics Fundamentals
Interactive exploration of mean, median, mode, distributions, and confidence intervals.
Mathematics & Statistics
20 Feb 2026
Fourier Synthesis
Build complex waveforms from simple sine waves — square, sawtooth, and triangle.
Waves & Oscillations
15 Feb 2026
Electric Field
Visualize electric field vectors from point charge configurations.
Electromagnetism
10 Feb 2026
Wave Packets
Explore quantum wave packets and the uncertainty principle.
Waves & Oscillations
5 Feb 2026
Maxwell Velocity Distribution
Visualize molecular speed distributions at different temperatures.
Statistical Mechanics
1 Feb 2026
Lorenz Attractor
Explore the butterfly effect with this iconic chaotic system.
Chaos
20 Jan 2026
Lissajous Figures
Beautiful parametric curves from perpendicular harmonic oscillations.
Waves & Oscillations
15 Jan 2026
Projectile Motion
Explore parabolic trajectories with customizable velocity, angle, and gravity.
Mechanics
1 Jun 2019
Anomalous Expansion of Water
Why water breaks the rules — density decreases below 4°C due to hydrogen bonding.
Thermodynamics
6 Oct 2018
Nobel Prize in Physics 2018
Optical tweezers and chirped pulse amplification — tools that transformed science.
General
16 Aug 2018
Stellar Distances
How astronomers measure cosmic distances — parallax, Cepheids, and Hubble's Law.
Astrophysics
7 May 2018
What is a Mirage?
Inferior mirages, superior mirages, and Fata Morgana — light bending through hot air.
Optics
22 Mar 2018
What is the Triple Point?
The unique state where solid, liquid, and gas coexist in thermodynamic equilibrium.
Thermodynamics
7 Mar 2018
How Does Lightning Occur?
Charge separation in thunderclouds and the physics of lightning and thunder.
Electromagnetism
2 Feb 2018
What is a Lunar Eclipse?
Penumbral, partial, and total eclipses — plus the rare Super Blue Blood Moon.
Astrophysics
26 Jan 2018
How Do Magnets Work?
Ferromagnetism, domains, and why only certain elements are magnetic.
Electromagnetism
12 Jan 2018
How Do 3D Glasses Work?
Polarization, anaglyph filters, and active shutters — the physics of stereoscopic vision.
Optics
3 Jan 2018
What is Graphene?
A single atom thick, stronger than steel, and a better conductor than copper.
General
6 Dec 2017
How Do Solar Cells Work?
Photovoltaic cells, band gaps, and tandem configurations — sunlight to electricity.
Electromagnetism
23 Nov 2017
What Are Shooting Stars?
Meteoroids, meteors, and meteorites — space rocks burning up in Earth's atmosphere.
Astrophysics
11 Nov 2017
Why Redefine Mass?
From a platinum cylinder in Paris to Planck's constant — the new kilogram.
General
30 Oct 2017
What is a P-N Junction?
The fundamental building block of diodes, transistors, solar cells, and LEDs.
Electromagnetism
20 Sept 2017
Classical vs Quantum Computers
Bits vs qubits — superposition, entanglement, and the future of computing.
General
14 Sept 2017
How Did Google Get Its Name?
A googol, a typo, and a nine-year-old — the origin of the world's biggest search engine.
General
3 Sept 2017
Giordano Bruno: A Born Rebel
The monk who argued the universe was infinite — and was burned at the stake for it.
General