Education
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House Divided
A digital research engine on the American Civil War era from Dickinson College, linking dated events, people, places, do…
House Greydragon
A living history household devoted to recreating and even living the 14th century, offering educational and reference pa…
Household Surplus Lab
An interactive explorer of 25 years of US government survey data showing how much each income group has left after essen…
Houston LGBT History
A sprawling grassroots archive of Houston and Texas LGBT history, with digitized newspapers, photos, bars, organizations…
How a Car Works
Beautifully illustrated guides to car mechanics, automotive engineering, and tools, including an engine teardown shown i…
How a Kalman Filter Works, in Pictures
A friendly illustrated walk-through of the Kalman filter, using colorful Gaussian blobs to show how a robot fuses noisy…
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How a Supermarket Visit Brought Down the Soviet Union
A history story on how Boris Yeltsin's 1989 visit to a Houston supermarket and its abundant shelves shook his view of th…
How Accurate Is Your Mental Map?
A geography quiz from Ghent University that tests how well you can estimate the true sizes of countries and continents,…
How AI Hears Accents
An audible visualization of accent clusters: explore a map of English accents from around the world and click points to…
How AI Works, Plain English
A no-math, plain-English explanation of how modern AI models like DALL-E actually work, built up from simple ideas with…
How AWS S3 Serves 1 PB per Second on Slow HDDs
An accessible tour of how Amazon S3 spreads data across tens of millions of hard drives to reach enormous throughput, us…
How Bayesian Inference Works
A friendly illustrated explainer of Bayesian inference that walks through priors, likelihoods and posteriors with simple…
How Browsers Work
An interactive guide explaining how web browsers work, stepping through what happens between typing an address and seein…
How Complex Systems Fail
Richard Cook's short, much-cited treatise of 18 points on why failures in complex systems from hospitals to power grids…
How DNS Works
A charming comic strip that explains step by step what happens when you type a website address and press enter.
How Do Calculators Compute Sine?
A clear walk through how pocket calculators calculate sine without a lookup table, from Taylor series to the CORDIC algo…
How Do I Get into the Game Industry
Garry Newman, creator of Garry's Mod and Rust, answers a parent's question about breaking into game development with fra…
How Do MRI Headphones Work?
A curious patient wonders how audio can reach your ears inside an MRI scanner full of huge magnets, and works out the cl…
How Doctors Die
Ken Murray's widely shared essay on why physicians often choose less aggressive end-of-life care than their patients, an…
How Does an FPGA Work?
A clear illustrated SparkFun tutorial explaining what FPGAs are, how lookup tables and logic blocks become hardware, and…
How Does Gradient Descent Work?
An illustrated, animated companion to an ICLR paper that shows what gradient descent actually does on a bumpy loss lands…
How Euler Did It
An archive of Ed Sandifer's MAA column that walks through individual discoveries of Leonhard Euler, explaining the origi…
How Fast the Days Are Getting Longer
An astronomy explainer on how many minutes of daylight we gain each day through the year, why it peaks at the equinox, a…
How Generative Music Works
An interactive presentation by Tero Parviainen exploring how generative music works, with dozens of playable examples fr…
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