r/lectures↗
Video Lectures
This subreddit is all about video lectures, talks and interesting public speeches. The topics include mathematics, physics, computer science, programming, engineering, biology, medicine, economics, politics, social sciences, and any other subjects!
97k subscribers5 posts / mo in Sep 20265 authors / mosince 2008
r/lectures has 97k members (+1.1% over the last 12 months). It gets about 5 posts a month from 5 people. Top topics: Capitalism Debates, Free Online Courses and Noam Chomsky Interviews & Lectures.
When to post on r/lectures
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How r/lectures has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/lectures
Top topics
Share of the subreddit's posts
- Capitalism Debates1.6%
- Free Online Courses0.3%
- Noam Chomsky Interviews & Lectures0.3%
- Class Notes & Lectures0.3%
- YouTube Math Channels0.3%
Everything else about r/lectures
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research