Education
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A Gentle Introduction to the Art of Mathematics
A free, open-source textbook introducing the foundations of mathematics, including logic, sets, functions and proofs, wr…
A Geometric Intuition for LDA
An interactive walkthrough of linear discriminant analysis that builds a geometric picture of how classification and dim…
A Good Book
A growing index of nearly 400 publications picked for their content, design or manufacturing quality, curated by designe…
A Guide to Isaac Asimov's Essays
An annotated index to Isaac Asimov's science essays, organised by the collections in which they appeared, handy for trac…
A Hepster's Dictionary
Princeton's Graphic Arts Collection shows off Cab Calloway's Hepster's Dictionary, the 1930s and 40s guide to jive talk…
A History of Racial Injustice
The Equal Justice Initiative's calendar marking a historical event of racial injustice in America for each day of the ye…
A Humument
Tom Phillips spent fifty years painting over the pages of a forgotten Victorian novel to reveal hidden poems; this archi…
A Kantian Critique of Sorry by Justin Bieber
A tongue-in-cheek philosophy essay that holds Justin Bieber's pop apology up against Kant's categorical imperative and a…
A Landing a Day
A geography blog where the author picks a random spot in the US, lands there virtually and writes about the place, its h…
A leap year check in three instructions
A short, clever write-up showing how to test for leap years in the Gregorian calendar with just three machine instructio…
A London Inheritance
A private history of London built around a father's 1940s and 50s photographs, revisiting each spot today to uncover the…
A Los Angeles Primer: Union Station
A history of Los Angeles Union Station, the 1939 rail terminal, covering its Mission Revival design, its Dean Cornwell m…
A Love for Unfortunate People
An interactive conversation set in August 1914 on the first day of battle in the First World War, where you play a lieut…
A Love Letter to Flashcards
A personal reflection on how hand-made flashcards and spaced repetition keep knowledge alive, with practical advice on w…
A Night at the Garden
Marshall Curry's Oscar-nominated six-minute film made entirely of archival footage of a 1939 rally of 20,000 American Na…
A Ninja's Handbook
A free online book about privacy, security and anonymity on the internet, with chapters that walk through practical ways…
A Particle Physics Course for High-School Students
CERN's free course introducing particle physics to teenagers, covering the Standard Model, accelerators and detectors wi…
A Pattern Language
A searchable, linkable online edition of Christopher Alexander's 253 architecture and town-planning patterns, browsable…
A Periodic Table of Visualization Methods
An interactive periodic table of data, information, concept and strategy visualization methods; hover any element to see…
A Personal Anthology
Writers, critics and readers each dream-edit a personal anthology of their favourite short stories, with notes on why ea…
A Pilgrim in Narnia
A blog exploring the imaginative worlds of C.S. Lewis, J.R.R. Tolkien, and the Inklings through essays on their books, i…
A Portrait of Tenochtitlan
A 3D reconstruction of Tenochtitlan, capital of the Aztec empire, with simulated views that let you look across the lake…
A Portrait of Tenochtitlan
An interactive 3D model of the Aztec capital Tenochtitlan as it may have looked before the Spanish conquest, letting you…
A Primer on Bezier Curves
A long, richly illustrated and interactive guide to Bezier curves, with live graphics for splitting, flattening, offsett…
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