SubRedds

Explore science subreddits

Askscience
226.4Mmembers
Science
134.6Mmembers
Biology
35.5Mmembers

Explore science subreddits

See the most popular science subreddits on Reddit in 2026, sorted by size. Physics, chemistry, biology, psychology, earth science and math meet here, from new peer-reviewed research to questions put to working scientists. Popular subreddits include Science, Askscience, Physics and Math. All 206 communities sort by growth, age or daily posts. Our Reddit stats are always up to date

Categorized Science subreddits: 206Scanned subreddits: 125.166Subreddits waiting: 15
MembersDaily postsClear
Categorized Science subreddits: 206Scanned subreddits: 125.166Subreddits waiting: 15
RankSubredditMembers?Daily posts?Scanned?Growth?Age?Allowed?View and save subreddits
6chemistryRules3.887.070157 days ago+0.1%18 yearsScienceText posts allowedLinks allowedPictures allowedVideos allowedOpen galleryOpen
5mathRules3.976.5862.97 days ago+0.1%18 yearsScienceText posts allowedLinks allowedPictures allowedVideos allowedOpen galleryOpen
4psychologyRules4.920.1525.57 days ago+0.1%18 yearsScienceText posts not allowedLinks allowedPictures allowedVideos allowedOpen galleryOpen
3biologyRules5.477.9696.97 days ago+0%18 yearsScienceText posts allowedLinks allowedPictures not allowedVideos allowedOpen galleryOpen
2askscienceRules26.380.3042.66 days ago+0%18 yearsScienceText posts allowedLinks not allowedPictures not allowedVideos not allowedOpen galleryOpen
1scienceRules34.574.553216 days ago+0.1%20 yearsScienceText posts not allowedLinks allowedPictures not allowedVideos not allowedOpen galleryOpen