Education
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uniqueatpenn.wordpress.com
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A Rocket Cat?
A Penn special-collections post on the bizarre rocket cat and rocket bird illustrations in a 16th-century artillery manu…
A Short Introduction to Automotive Lidar
A clear guide to how lidar works in self-driving cars, covering time of flight, scanning methods, wavelengths and the tr…
A Spark Extinguished
A review of a book on Tombstone, the 1960 account of students exiled to the countryside during the Great Famine who dare…
A Symphony of Color: Mary Gartside on Light and Shade
A Winterthur blog post on Mary Gartside's 1805 Essay on Light and Shade, an early color theory book by a woman, with its…
A Taste of the Past
A narrative game where you reconnect with your mother's culture through food while a train carries you deeper and deeper…
A Taxonomy of Swears
Interactive taxonomy of profanity from around the world, sortable by subject and rudeness, where you can explore how dif…
thonyc.wordpress.com
Article
A Telescope Chronology
A history-of-science blogger lays out the real early timeline of the telescope, showing that Galileo neither invented it…
A Tiny World
A Canadian artist with a microscope shares the invisible life in ponds, moss and puddles, with a field guide to tiny cre…
A Troll avant la Lettre
A Dublin Review of Books essay on Louis-Ferdinand Celine and how he tried to manage his post-war reputation as a collabo…
A truly incredible fact about the number 37
A playful number theory blog post explaining why 37 turns up as the median value of the second prime factor of an intege…
A Visual Proof That Neural Nets Can Compute Any Function
Michael Nielsen's chapter with interactive widgets that show step by step why neural networks can approximate any functi…
A Walkable History of Art
An interactive 3D museum built from Wikipedia data where you wander through a thousand years of artists and artworks, ro…
A woman named Steve
A profile of Dame Stephanie Steve Shirley, the computing pioneer who built a multimillion-pound software company staffed…
A Year of Reading the World
Ann Morgan's project of reading one book from every country in a year, with reviews and reading recommendations across 1…
A* Tricks for Videogame Path Finding
A visual walkthrough of how game characters find their way, from straight lines and Dijkstra to A-star, with diagrams an…
A.M. Turing Award
The official archive of every Turing Award winner, with biographies, citations, lectures and interviews covering the pio…
A.Word.A.Day
A long-running email and website tradition delivering one unusual English word each day with its definition, etymology,…
A:shiwi A:wan Museum and Heritage Center
The Zuni tribal museum and heritage center in New Mexico, with pages on the Zuni emergence and migration story, permanen…
AAC Image Library
A community-made library of nearly 18,000 searchable symbols for augmentative and alternative communication, with explai…
AARoads
A roadgeek's paradise of photo guides for US interstates and highways, mile by mile, plus highway history, a shield gall…
Aaron Shepard's Folktales
A storyteller's collection of retold folktales and legends from around the world, written for reading aloud and performa…
Aatish Bhatia
The interactive essay collection of physicist and journalist Aatish Bhatia, letting you play with simulations covering p…
Abacus: Mystery of the Bead
A thorough online manual to the Japanese soroban and Chinese abacus, with history, addition, subtraction, multiplication…
Abakcus
A hand-picked curation site for math and science, collecting videos, tools, books, articles, and gadgets that surprise c…
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