/r/askscience/

r/askscience

26.3M members
r/askscience is a subreddit with 26.3M members. The community frequently discusses looking for a, looking for, muscle, health, and science, and they frequently recommend/review neuroscience books, and the most common flair used is biology, earth sciences, astronomy, physics, and chemistry.
Ask a science question, get a science answer.

Popular Topics in r/askscience

#1

Looking For A

29 posts
#2

Looking For

24 posts
#3

Muscle

13 posts
#4

Health

8 posts
#5

Science

7 posts
#6

Annoyance

6 posts
#7

Sound

5 posts
#8

Power

5 posts
#9

Testosterone

5 posts
#10

Tiredness

4 posts

Products Discussed in r/askscience

#1
V.S. Ramachandran
5.0 from 2 reviews
#2
Steven Pinker
4.0 from 1 review
#3
Bear, Connors and Paradiso
4.0 from 1 review

Flair Used in r/askscience

#1
Biology
: "Does anthropometric data show significant variations in female body morphology across different ethnic populations?"
6 posts
#2
Earth Sciences
: "Where do nuclear reactors get their water from and what are the most common sources?"
3 posts
#3
Astronomy
: "How Do We Use a 24-hour Based Clock And Still Catch Up To Earth's 23h-54m Rotation?"
2 posts
#4
Physics
: "Hypothese: Materie-Antimaterie Kollision als Ursprung der Dunklen Energie und Dunklen Materie"
2 posts
#5
Chemistry
: "Does 'Hydrochloride' mean that the active ingredient in a medicine has been neutralized with Hydrocloric Acid?"
1 post
#6
Neuroscience
: "Is it possible for a brain to be fully active without consciousness? In other words, is it scientifically possible for a human to turn into a zombie?"
1 post
#7
Psychology
: "People don't like higher FPS or smoothness in cinema because of the soap opera effect but they play cinematic video games with the highest FPS or smoothness possible. Why is that?"
1 post

Member Growth in r/askscience

Yearly
+135k members(0.5%)

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About

GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.

This page gives a focused view of r/askscience, including current member size, discussion patterns, product reviews, and related communities to explore.

This data is synced periodically so insights stay current and useful for ongoing research.

Last updated: June 24, 2026