- Agenty Duck — logic, rationality activism, education
- The Bart Ehrman Blog — Christianity, history, Judaism
- Gruntled & Hinged — mental health, psychology, gender, social justice, secularism
- Less Wrong — artificial intelligence, cognitive science, decision theory, existential risks, probability theory
- Measure of Doubt — mathematics, rationality activism, science
- The Merely Real — politics, rationality activism, social justice
- The Politiconomist — economics, mathematics, politics
- Sam Harris — cognitive science, ethics, Islam, politics
- The Scottbot Irregular — academia, data analysis, history, science
- Slate Star Codex — psychology, medicine, science, politics
- Temple of the Future — humanism, politics, religion, secularism
- C.G.P. Grey —A YouTube channel on history, politics, and science.
- Gender Tutorials by Virginia Valian — Talks and PowerPoints on gender bias.
- Harry Potter and the Methods of Rationality — A work of rationality fanfiction.
- Hyperbole and a Half – An autobiographical webcomic.
- Khan Academy — A free repository of science and math lectures.
- Laci Green — A YouTube channel on sex.
- ViHart — A YouTube channel on mathematics.
- xkcd: What If? — A webcomic on physics and thought experiments.