r/biology↗
Biology
A place to discuss all things biology! We welcome people and content from all related fields.
5.5M subscribers494 posts / mo in Sep 2026 (incl. ~1% by known bots)404 authors / mosince 2008
r/biology has 5.5M members (+0.6% over the last 12 months). It gets about 494 posts a month from 404 people. Top topics: Engineering and Biomedical Sciences, Biotech CareerAdvice and Biology Exams & Papers.
When to post on r/biology
You've used today's free reports
Visitors without an account can open 3 subreddit reports a day. The best time to post on r/biology, removal risk and the rest of the report are one step away.
How r/biology has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/biology
Top topics
Share of the subreddit's posts
- Engineering and Biomedical Sciences1.2%
- Biotech CareerAdvice0.7%
- Biology Exams & Papers0.5%
- Antibiotic Resistance0.3%
- Biochemistry Studies0.3%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Nature
- ScienceDirect
- Doi
- Wiley
- ResearchGate
Everything else about r/biology
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