Forums in the Science Fiction Niche

1. BookTalk.org
An active book discussion forum for both fiction and non-fiction books including forums for religion, philosophy, science, politics, current events and more.
http://www.booktalk.org/forum.html  

2. Science Fiction & Fantasy forum
SFF Chronicles: science fiction & fantasy community forums
http://www.sffchronicles.co.uk/forum/  

3. Internet Explorer cannot displ
http://bbs.stardestroyer.net/  

4. Best Fantasy Books Forum
Discuss your favorite fantasy books, offer suggestions, comment on the Top 25 and Must Read lists, and make new friends!
http://bestfantasybooks.com/forums/  

5. The Trek BBS
Star Trek forums for Star Trek fans - chat about the series and the movies here.
http://www.trekbbs.com/index.php  

6. SciForums.com
Forum has 3,009,676 posts.
http://www.sciforums.com/  

7. Mania
The premiere resource for sci-fi, fantasy, & horror news, reviews, and gossip on movies, television shows, video games, DVDs, comic books, novels, toys, music and more.
http://www.mania.com/aodvb/  

8. Physics Forums | Science Articles, Homework Help, Discussion
Join the top physics and STEM forum community. Find experts debating the latest physics research. Request homework help for all sciences and math.
http://www.physicsforums.com/  

9. WebRats Fun and stupidity at i
Forum has 2,676,550 posts.
https://forums.webrats.com/  

10. Computer Science Forums
Computer Science Forums for Computer Science and Engineering (CSE), Data Structures and Algorithms, Programming Language Theory, Computations, Computer Systems, Computer Applications, Technology
https://computerscienceforums.com/  

11. Energy Science Forum
Forum has 896 topics.
https://www.energyscienceforum.com/forum.php  

12. The Naked Scientists
The Naked Scientists science discussion forum, a free public science forum for asking and answering questions about science, technology and medicine, chemistry, physics and biology.
https://www.thenakedscientists.com/forum/  

13. The Science
Scientific Discussion and Debate
https://www.thescienceforum.com/  

14. Math Is Fun Forum / Info
https://www.mathisfunforum.com/  

15. Jedi Council Forums
Official Discussion Forums of TheForce.net
http://boards.theforce.net/  

16. The Bad Science Forum
Forum has 1,149,387 posts.
http://www.badscience.net/forum/  

17. Online Roleplaying
Roleplay Adventures Games is an online community dedicated primarily to text-based online roleplaying. In addition to the great variety of themes, we allow a lot of freedom in roleplaying gaming
https://role-player.net/forum/forum.php  

18. Home and Away Forum | Back to the Bay
https://www.backtothebay.net/forum/  

19. Darkforum.com
Offtopic Religion Politics Philosophy Poetry Art Discussion Forums-Welcome-Socialize-Discussions-Topic Discussions-Entertainment-Mayhem-Art & Lit-Poetry & Fiction
http://www.darkforum.com/  

20. BookandReader.com
Join our book forum today and share your experiences with people from around the world.
https://www.bookandreader.com/  

21. Christian Forums
Forum has 65,115,557 posts.
http://www.christianforums.com/  

22. Science Forums
ScienceForums.net: the world's premier science discussion forum. Many topics covered; for beginners to serious researchers.
https://www.scienceforums.net/  

23. The PokéCommunity Forums
This is a Pokémon forum for Pokémon fans all over the world. Discussions include games, trading card game, strategies, TV series, movies, role play, fan fiction, and trivia
http://www.pokecommunity.com/  

24. World Literature
World Literature Forum is an online discussion board considering world literature in all forms and the latest literary news
http://www.worldliteratureforum.com/forum/forum.php  

25. KMC Forums
Forum has 14,625,007 posts.
http://www.killermovies.com/forums/  

26. Unexplained Mysteries Discussion Forums
Forum has 4,997,834 posts.
https://www.unexplained-mysteries.com/forum/  

27. Harry Potter Friends
Harry Potter Cursed Child and Fantastic Beasts movie news, Rumors, Forums, Images, Role-Playing, Fan-Fiction, Fan-Art, Movie and Books Information and more!
https://www.snitchseeker.com/  

28. Serebii.Net Forums
This is a discussion forum powered by vBulletin. To find out about vBulletin, go to http:www.vbulletin.com .
http://www.serebiiforums.com/forum.php  

29. Anime Forum dot Com
This is a discussion forum powered by vBulletin. To find out about vBulletin, go to http://www.vbulletin.com/ .
https://www.animeforum.com/forum.php  

30. Muppet Central Forum
Muppets, Sesame Street and Fraggle Rock - Muppet Central Forum is the Internet's leading discussion board for Jim Henson news and collectibles.
https://muppetcentral.com/forum/  

31. LitRPG Forum
LitRPG Forum
https://litrpgforum.com/  

32. www.bonanzaboomers.com
Forum has 1,809 members.
https://www.bonanzaboomers.com/forums/index.php  

33. Ketogenic Forums
A place for discussions around ketogenic metabolism
https://www.ketogenicforums.com/  

34. The GradCafe Forums
Forum has 635,758 posts.
https://forum.thegradcafe.com/  

35. Book Club Forum
http://www.bookclubforum.co.uk/community/  

36. Soompi Forums
Yo! Welcome to the awesome soompi community!
http://forums.soompi.com/index.php  

37. VRForums
Singapore Lifestyle Forum
http://forums.vr-zone.com/  

38. .:ToffeeTalk:. - Everton FC Forums For The Thinking Evertonian
Forum has 372,479 posts.
https://www.toffeetalk.com/  

39. Cosmoquest
CosmoQuest, Bad Astronomy, and Universe Today's discussion forum.
http://cosmoquest.org/forum/forum.php  

40. Anime-Forums.com
Anime Forum community discussion. Anime Forums ranging from Dragonball, Death Note, Haruhi, Naruto, Neon Genesis Evangelion, Love Hina, Trigun, Gundam, Fushigi Yuugi, Sailormoon to Anime Music,...
www.anime-forums.com/forum.php  

41. Acne.org
Science-based information about acne and its treatments. Reviews on acne products and treatments. Active and friendly community. Home of The Acne.org Regimen. Includes a store to buy Acne.org...
http://www.acne.org/messageboard/  

42. Real Life Forums
Forum has 912,810 posts.
https://www.reallifeforums.com/  

43. FanficTalk
https://fanfictalk.com/  

44. Minitokyo
http://forum.minitokyo.net/  

45. Susan's Place Transgender Resources
Susan's Place Transgender Resources - Index
https://www.susans.org/forums/  

46. Horror.com Forums
Horror.com Forums - Talk about horror. is a discussion forum about horror movies, comics, and more. To visit the forum, go to Horror.com
http://horror.com/forum/  

47. The Student Room
Forum has 46,029 posts.
http://www.thestudentroom.co.uk/forum.php  

48. Muscular Development Forums
Forum Description
https://forums.musculardevelopment.com/forum  

49. The Reef Tank
A forum community dedicated to reef aquarium owners and enthusiasts. Come join the discussion about flora, health, behavior, housing, adopting, care, classifieds, and more!
http://www.thereeftank.com/forums/  

50. NationStates
Forum has 32,739,900 posts.
https://forum.nationstates.net/