r/AskScienceDiscussion is a subreddit with 190k members. The community frequently discusses science, physics, research, space, and biology, and they frequently recommend/review physics books, textbook, and simulation software, and the most common flair used is general discussion, what if?, continuing education, and books.
Here you can ask any question you have about being a scientist, what's new in a field, what's going to happen in a field, or are curious about how we got to this point.
Popular Topics in r/AskScienceDiscussion
#1
Science
16 posts
#2
Physics
11 posts
#3
Research
10 posts
#4
Space
9 posts
#5
Biology
8 posts
#6
Earth
7 posts
#7
Time
6 posts
#8
Climate
6 posts
#9
Evolution
5 posts
#10
Technology
5 posts
Products Discussed in r/AskScienceDiscussion
Physics Books
3 reviews
#1
Brian Greene The Elegant Universe
4.0★ from 1 review
#2
Fundamentals of Physics
4.0★ from 1 review
#3
Max Tegmark
5.0★ from 1 review
Textbook
2 reviews
#1
David Archer
4.0★ from 1 review
#2
William Rudd
4.0★ from 1 review
Simulation Software
2 reviews
#1
COMSOL Multiphysics
4.0★ from 1 review
#2
SIMION
3.0★ from 1 review
Flair Used in r/AskScienceDiscussion
#1
General Discussion
: "Isn't the answer to Fermi's Paradox that interstellar travel is just too costly to bother, and that the inverse square law diverges any attempt to communicate with other starts?"
48 posts
#2
What If?
: "Im realizing if humans couldn't smell we would never know things smelled. Im confused now why this seems soo mind blowing. I want to go down this rabbit hole with actual people...."
19 posts
#3
Continuing Education
: "Planning to major in Astrophysics, what should I minor in?"
4 posts
#4
Books
: "Question for a story I am writing! Getting hand cut off."
2 posts
Member Growth in r/AskScienceDiscussion
Yearly
+26k members(15.8%)
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Last updated: August 13, 2026