Education
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Sega Retro
A detailed wiki documenting Sega's hardware, games, and corporate history, built by a community dedicated to preserving…
Seguin Island Light Station Keeper's Blog
A keeper's blog from Maine's tallest lighthouse, which also has the state's only working tramway and a first-order lens.
Seismological Society of America
The public research and outreach hub of a scientific society devoted to earthquake studies, sharing findings and educati…
Select Star SQL
An interactive book that teaches SQL by letting you run real queries against a dataset of Texas death row inmates, with…
Self Driving Cars Are Fun!
A student's write-up of building a self-driving car autopilot in Keras, walking through training a neural network to ste…
Semantle
A daily word game where you find the secret word by semantic similarity, with each guess scored by AI word-embedding clo…
Semiconductor Simulator
Animations that show how transistors and semiconductors work, letting you watch charge carriers move through silicon as…
Sengoku Daimyo
A deep hobbyist resource on Japanese samurai armor and period dress, with a full armor-making manual, clothing guides an…
Sensei's Library
A collaborative wiki about the game of Go, collecting strategy, problems, history, and culture in over twenty thousand i…
Senses of Cinema
A free quarterly online film journal from Australia featuring scholarly essays, director profiles, festival reports, and…
stancarey.wordpress.com
Website
Sentence first
Stan Carey's long-running blog about the English language: usage myths, odd words, slang, grammar debates and collection…
sentencefirst.wordpress.com
Website
Sentence First
An Irish linguist's blog roundup of language links, dialect notes, and wordplay observations published regularly since 2…
Sententiae Antiquae
A classics blog that hunts down the odd, forgotten, and laughable sayings of the ancient world, from Greek and Latin quo…
separatedbyacommonlanguage.blogspot.com
Article
Separated by a Common Language
A linguist's blog dissecting the differences between British and American English, one word or expression at a time, wit…
Serenpedia
Wander through Wikipedia from any starting search and watch your path grow into a visual map of linked articles, a recor…
Sergiy Bondaryev
Interactive articles that build intuition for machine learning, such as a diffusion transformer turning random dots into…
Serious Squash
A squash site by Chris Hanebury with tips for improving your game, articles for parents and coaches, and notes from his…
Serum Run
An Oregon Trail-like made in 48 hours: lead a party of dogsled mushers across the Arctic to deliver antitoxin to a remot…
Server Survival
A tower-defense style browser game that teaches cloud architecture, with load balancing, caching, autoscaling, circuit b…
Sesquiotic
A wordsmith's blog of richly written essays on individual English words, their sounds, histories, and sensory associatio…
Set Theory and Foundations of Mathematics
A free online treatise that rebuilds mathematics from scratch, walking through logic, set theory, model theory and found…
jpkoning.blogspot.com
Article
Setelinleikkaus: When Finns Snipped Their Cash in Half
How in 1945 Finland ordered citizens to cut their banknotes in half to curb postwar inflation, and why the odd monetary…
Seterra
A polished free geography quiz game that tests knowledge of world countries, capitals, flags, and landmarks through time…
Seth's Blog
Seth Godin's long-running daily blog of short, thought-provoking posts on marketing, creativity, trust and doing work th…
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