r/IAmA

17,942,504 subscribers
created in 2009


r/science
19m subscribers

This community is a place to share and discuss new scientific research. Read about the latest advances in astronomy, biology, medicine, physics, social science, and more. Find and submit new publications and popular science coverage of current research.

https://reddit.com/r/science
IAmA 14.1%
38.73% science
r/atheism
2m subscribers

Welcome to r/atheism, the web's largest atheist forum. All topics related to atheism, agnosticism and secular living are welcome here.

https://reddit.com/r/atheism
IAmA 15.08%
38.53% atheism
r/fffffffuuuuuuuuuuuu
798k subscribers
IAmA 7.37%
38.95% fffffffuuuuuuuuuuuu
r/askscience
15m subscribers

Ask a science question, get a science answer.

https://reddit.com/r/askscience
IAmA 5.99%
38.12% askscience
r/AdviceAnimals
5m subscribers
IAmA 26.47%
37.26% AdviceAnimals
r/Music
17m subscribers

The musical community of reddit

https://reddit.com/r/Music
IAmA 23.09%
36.83% Music
r/technology
6m subscribers

For all things technology.

https://reddit.com/r/technology
IAmA 15.47%
36.22% technology
r/DoesAnybodyElse
391k subscribers
IAmA 3.22%
37.87% DoesAnybodyElse
r/WTF
5m subscribers

Things that make you say "What the F*ck".

https://reddit.com/r/WTF
IAmA 31.07%
35.65% WTF
r/bestof
5m subscribers

The very best comments on reddit.

https://reddit.com/r/bestof
IAmA 5.81%
36.27% bestof
r/todayilearned
19m subscribers

You learn something new every day; what did you learn today? Submit interesting and specific facts about something that you just found out here.

https://reddit.com/r/todayilearned
IAmA 36.14%
35.54% todayilearned
r/breakingbad
378k subscribers

A subreddit for fans and critics of the hit television series Breaking Bad on AMC. Here you will find discussions and speculations about the show, pictures from the show, AMA's with the cast, and anything else Breaking Bad related.

https://reddit.com/r/breakingbad
IAmA 2.61%
37.75% breakingbad
r/blog
16m subscribers
IAmA 2.49%
37.51% blog
r/secretsanta
100k subscribers

/r/secretsanta and Reddit Gifts were started in 2009 to provide a secret santa for the Reddit community. We have since expanded to many gift exchanges.

https://reddit.com/r/secretsanta
IAmA 1.64%
38.13% secretsanta
r/explainlikeimfive
16m subscribers

Explain Like I'm Five is the best forum and archive on the internet for layman-friendly explanations.

 

Don't Panic!

https://reddit.com/r/explainlikeimfive
IAmA 15.47%
34.31% explainlikeimfive
r/movies
18m subscribers

News & Discussion about Major Motion Pictures

https://reddit.com/r/movies
IAmA 25%
33.96% movies
r/firstworldproblems
183k subscribers

First World Problems. If it's a problem you can only have if you have money we'll feel bad for you. Then we'll feel guilty for having enough money to have the same problem.

https://reddit.com/r/firstworldproblems
IAmA 1.54%
36.28% firstworldproblems
r/circlejerk
309k subscribers

Message the mods if you'd like to be banned.

https://reddit.com/r/circlejerk
IAmA 3.67%
34.21% circlejerk
r/community
172k subscribers
IAmA 1.3%
36.19% community
r/videos
18m subscribers

The best place for video content of all kinds.

Please read the sidebar below for our rules.

https://reddit.com/r/videos
IAmA 34.87%
33.1% videos