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Underground Knowledge — A discussion group
— 24897 members
— last activity Feb 26, 2026 09:29PM
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
Dragons & Jetpacks
— 2556 members
— last activity 12 hours, 23 min ago
A book group for all those who love sci-fi and fantasy. We read three books per month, one from each genre, plus a carefully curated moderators specia ...more
The Evolution of Science Fiction
— 1868 members
— last activity 18 hours, 3 min ago
We read Science Fiction from all ages, rotating group reads from Proto SF to the latest, & all authors from Abbott to Zelazny. ...more
Space Opera Fans
— 5516 members
— last activity 29 minutes ago
If you like space opera: an epic scale adventure through the galaxy with military battles, interplanetary politics, realistic interpersonal relationsh ...more
Jack’s 2025 Year in Books
Take a look at Jack’s Year in Books, including some fun facts about their reading.
Favorite Genres
Polls voted on by Jack
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