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Hard SF
— 1217 members
— last activity Oct 15, 2026 12:28AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Brain Pain
— 1242 members
— last activity Oct 10, 2023 09:29AM
NOTE: This group is intermittently active, but you are welcome to revive past discussions if you're currently reading any of those books. We read ch ...more
Bobb’s 2025 Year in Books
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