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Hard SF
— 1198 members
— last activity Apr 20, 2026 07:08AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Reddit
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— last activity May 26, 2022 02:58PM
I heard that you had a passing interest in literature...
Reddit SF Book Club
— 179 members
— last activity Jan 09, 2015 09:47AM
A bookclub set up to discuss books about ideas. Please feel free to visit the Reddit SF Bookclub to open a discussion or post links pertaining to the ...more
r/books
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— last activity Jan 13, 2018 01:39PM
Reddit meets Goodreads and has a love-child.
PrintSF
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— last activity Mar 06, 2026 11:29PM
Welcome to Reddit's sci-fi group on Goodreads! ...more
Allan’s 2025 Year in Books
Take a look at Allan’s Year in Books, including some fun facts about their reading.
2,898 books
|
784 friends
4,102 books
|
248 friends
5,793 books
|
1,468 friends
5,618 books
|
549 friends
1,404 books
|
143 friends
7,586 books
|
284 friends
319 books
|
2,367 friends
771 books
|
32 friends
More friends…
Polls voted on by Allan
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