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299 books
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191 voters
Hard SF
— 1208 members
— last activity Jul 14, 2026 05:19PM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Underground Knowledge — A discussion group
— 25952 members
— last activity 8 hours, 33 min ago
This global discussion group has been designed to encourage debates about important and underreported issues of our era. All you need is an enquiring ...more
CheapPirate’s 2025 Year in Books
Take a look at CheapPirate’s Year in Books, including some fun facts about their reading.
58 books
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17 friends
1 book
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30 friends
10 books
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60 friends
5 books
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76 friends
2 books
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27 friends
261 books
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224 friends
188 books
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115 friends
169 books
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