Sites like blendrunner.com

A long-running ocean science and conservation blog, Southern Fried Science, covering marine policy, sharks and fisheries news with posts from various writers

Invent with Python is a programming learning site with free books, tutorials and a blog by Al Sweigart

A blog by economist Robin Hanson on why people believe and act as they do, and how to do better

Damn Interesting, an English-language blog of obscure true stories on science and history by Alan Bellows, running since 2005

Dinosaur Comics, a webcomic by Ryan North featuring dinosaurs discussing philosophy, science and everyday life in a fixed four-panel format

Dan Luu's personal blog of essays on software engineering, hiring, AI evaluation, and programming practice

Green Tea Press, publisher of free programming, data science and modeling textbooks by Allen B. Downey

A left-leaning American magazine of politics and culture, with articles and a print edition, edited by Nathan J. Robinson

Saturday Morning Breakfast Cereal, a webcomic by Zach Weinersmith featuring single-panel gags on science, philosophy and psychology

The Pudding is a digital publication of visual essays that explain cultural debates through data and interactive graphics

Science-Based Medicine, a blog of critical essays on medical evidence, alternative therapies and health fraud, written by physicians and scientists

Gwern Branwen's personal website of essays and blog posts on AI, statistics, psychology, and meta-science, plus personal pages

A website from the Centre for Effective Altruism explaining the philosophy and movement of using evidence to find the most effective ways to help others

Comichron, John Jackson Miller's archive of comic book sales charts and comics history research

A fan-edited wiki cataloguing characters, episodes, guest stars, DVDs and locations from the animated sitcom The Simpsons

Medievalists.net is an online magazine about the Middle Ages, with articles, book news, film reviews and online courses

Nicky Case's personal site of interactive games, essays, and videos explaining ideas about systems, psychology, and play

libcom.org is an online library and archive of anarchist and libertarian communist texts, histories, and news about workers' struggles

Verso Books, a London publisher of radical political and social non-fiction, with a blog and book club