1955

Winter	Thrilling Wonder Stories ceases publication
	Liverpool Group invents blog
April 8–10 (Easter)	Cytricon: Liverpool Group introduces blog and The March of Slime
June	Planet Stories ceases publication
September 2–5 (Labor Day)	Clevention (Worldcon)
November 12	The Hyborian Legion founded
late	The Cult founded
	Westbound Ken Bulmer TAFF trip
	Term "Artificial Intelligence" coined by American computer scientist John McCarthy
	First SECon held
	Cheltenham Circle organized

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Births and Deaths:

Amanda Hemingway - Andy Robertson - Barry Gehm - Bill Wagner - Brad Foster - Brenda W. Clough - Bruce Bethke - Buzz Dixon - Catherine Asaro - Charlie Luce - Chris Beckett - Dalroy Ward - Dave Romm - David K. M. Klaus - Denice Brown - Earl Terry Kemp - Earle Barr Hanson - Ed Green - Ellen Kushner - Eva Whitley - Gael Baudino - Geoffrey A. Landis - Georges Giguere - Gerry Kincannon - Grant McCormick - Gregory Manchess - Jack Skillingstead - James Alan Gardner - James Warhola - Janice Gelb - Jeffrey Ford - Jim Fuerstenberg - Jim Mann - John Bartelt - Judith Tarr - Julie E. Czerneda - Julius Long - Karen Haber - Keith Berdak - Ken Hunt - Lenny Wenshe - Leslie What - Linnette Horne - Mark Van Name - Michael Jencevice - Mike Vande Bunt - Mindret Lord - Moshe Yudkowsky - N. Lee Wood - Nancy Atherton - Nancy Nutt - Nat Schachner - Nisi Shawl - Pat Murphy - Paul J. McAuley - Paul Stewart - Perry Middlemiss - Randy Brunk - Richard Chwedyk - Richard Dorsett - Richard H. Small - Scott Edelman - Shelley Adrienne Mimi Belsky - Steve Gallacci - Steven Brust - Steven Gould - Takayuki Tatsumi - Tim Daniels - Tim Kyger - Tom Kidd - Tony Cratz - Tracy Hickman - Will Shetterly - Zanda Myrande

Convention series started or ended:

Agacon - Cytricon - SECon

Onetime conventions:

Bids:

Cleveland in '55 - Detroit in 1955

Publications started or ended:

Amor - Amra - Andromeda Nachrichten - Antwerpse Letterkundige En Wettenschappelijke Gazet - Arcturus - Beyond Awareness - Beyond Fantasy Fiction - Bias Binding - Bilcyn - Bran Tub - Cake - Chaos - CriFanAc - Curtain Call - Cytricon Combozine - Dizzy - Dream Quest - Dysteleology - Er... - Eye - FAPA Booze - Fafhrd - Fafhrd - FANannIA - Fandom Dispatch - Fankle - Fantastic Story Quarterly - Fantastic Worlds - Fescennine - ffm - Fission - Focus - Forty Four Forty or Fight - Future Science Fiction (Australia) - Futurian Society News - Galanty - Galaxy - Gargoyle - Gestalt - Happy Sap - Hard Lines - Hark - Heavyside - Hep - Hex - Hymen - I Dreamt I Crept in Marble Crypts - Incantations - Infinity Science Fiction - Io - Jazz-Zine - Jules Verne - Lesser Flea - Loco - Magnitude - Neo Fan's Guide - Normandie Notes - Null-F - Oblique - Off T'rails - Operation Fantast - Perspective - Platform - Play Time - Pogrom - Pooka - Psi - Remembrance of Things Past - Review - Revue - Rot - SLANder - Sackcloth and Ashes - Satan's Child - Spaceship - Star SF Fanzine - Startling Stories - Styx - Terragon - The Actifan - The Fannish Case of Ashworth v Lindsay - The Grin - The Horse Laugh - The Last Fans in Town - The Science-Fiction World - Thrilling Wonder Stories - Through Darkest Belgium - Tiot - Titot - Tourniquet - Universe Science Fiction - Vagabond - Void - Willis Discovers America - Wraith - YKS! - Ye Olde Photygraf Album

Publishers founded or closed:

Awards made, started or ended:

1955 Hugos - Best Fanzine Hugo - Best Novelette Hugo - Best Short Story Hugo

Stores opened or closed:

Clubs founded or disbanded:

Albion Futurian Society - Fannettes - Fantasy Art Society - Hyborian Legion - Operation Fantast - Science Fiction Club Deutschland - Science-Fiction Chapter - The Birmingham Science Fiction Club - The Starmen

Fanhistory:

7th Fandom - A History of Fandom in 100 Documents - Blog - Clevention PR 4 Article on TAFF - Sam Moskowitz' Clevention Reminiscence - The March of Slime

New fanspeak coined:

Anti-agathic - Blog - Call a Rabbit a Smeerp - The March of Slime

Miscellaneous:

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Asia:

Takayuki Tatsumi

Australia:

Albion Futurian Society - Focus - Fourth Australian Science Fiction Convention - Future Science Fiction (Australia) - Futurian Society News - Janice Gelb - Perry Middlemiss

Britain:

Amanda Hemingway - Amor - Andy Robertson - Antwerpse Letterkundige En Wettenschappelijke Gazet - Arcturus - Bias Binding - Bilcyn - Bran Tub - Cake - Chris Beckett - Curtain Call - Cytricon - Cytricon Combozine - Cytricon I - Dizzy - Dysteleology - Er... - Eye - Fankle - Fantasy Art Society - Fescennine - Fission - Galanty - Gestalt - Happy Sap - Heavyside - Hep - Hymen - I Dreamt I Crept in Marble Crypts - Incantations - Io - Jazz-Zine - Jules Verne - Lesser Flea - Loco - Off T'rails - Operation Fantast - Paul J. McAuley - Paul Stewart - Platform - Play Time - Pogrom - Psi - Revue - Rot - Satan's Child - Science-Fiction Chapter - The Birmingham Science Fiction Club - The Fannish Case of Ashworth v Lindsay - The Grin - The Horse Laugh - The Last Fans in Town - The March of Slime - Through Darkest Belgium - Tourniquet - Zanda Myrande

Canada:

Hard Lines - James Alan Gardner - Julie E. Czerneda - Shelley Adrienne Mimi Belsky

Europe:

Andromeda Nachrichten - Antwerpse Letterkundige En Wettenschappelijke Gazet - FANannIA - ffm - Science Fiction Club Deutschland - Star SF Fanzine - Through Darkest Belgium - Tiot - Titot - Void - YKS!

Ireland:

Willis Discovers America

New Zealand:

Linnette Horne - N. Lee Wood

US:

1955 Open ESFA - 7th Fandom - Agacon - Amra - An Index to Unknown and Unknown Worlds - Barry Gehm - Beyond Awareness - Beyond Fantasy Fiction - Bill Wagner - Brad Foster - Brenda W. Clough - Bruce Bethke - Buzz Dixon - Catherine Asaro - Chaos - Charlie Luce - Cleveland in '55 - Clevention - Clevention PR 4 Article on TAFF - Sam Moskowitz' Clevention Reminiscence - CriFanAc - Dalroy Ward - Dave Romm - David K. M. Klaus - Denice Brown - Detroit in 1955 - Dream Quest - Earl Terry Kemp - Earle Barr Hanson - Ed Green - Ellen Kushner - Eva Whitley - FAPA Booze - FATE Tape - Fafhrd - Fafhrd - Fandom Dispatch - Fantastic Story Quarterly - Fantastic Worlds - Fanvet Convention 6 - Forty Four Forty or Fight - Gael Baudino - Galaxy - Gargoyle - Geoffrey A. Landis - Georges Giguere - Gerry Kincannon - Grant McCormick - Gregory Manchess - Hark - Hex - Hyborian Legion - Infinity Science Fiction - Jack Skillingstead - James Warhola - Janice Gelb - Jeffrey Ford - Jim Fuerstenberg - Jim Mann - John Bartelt - Judith Tarr - Julius Long - Karen Haber - Keith Berdak - Ken Hunt - Lenny Wenshe - Leslie What - Magnitude - Mark Van Name - Michael Jencevice - Midwestcon 6 - Mike Vande Bunt - Mindret Lord - Moshe Yudkowsky - N. Lee Wood - Nancy Atherton - Nancy Nutt - Nat Schachner - Neo Fan's Guide - Nisi Shawl - Normandie Notes - Null-F - Oblique - Oklacon III - Pat Murphy - Perspective - Pooka - Randy Brunk - Remembrance of Things Past - Review - Richard Chwedyk - Richard Dorsett - Richard H. Small - SECon - SECon I - SLANder - Sackcloth and Ashes - Scott Edelman - Shelley Adrienne Mimi Belsky - Spaceship - Startling Stories - Steve Gallacci - Steven Brust - Steven Gould - Styx - Terragon - The Actifan - The Agacon - The Science-Fiction World - The Starmen - Thrilling Wonder Stories - Tim Daniels - Tim Kyger - Tom Kidd - Tony Cratz - Tracy Hickman - Universe Science Fiction - Vagabond - Void - WAPA - Westercon 8 - Will Shetterly - Wraith - Ye Olde Photygraf Album

Rest of the World: