AAAS - The website for the American Association for the Advancement of Science.
Analog Science Fiction and Fact - Website for the pioneering science fiction magazine.
Apocalypse Zone - Zombies, aliens, and other post-apocalyptic entertainment.
Asimov's Science Fiction - Website for Asimov's Science Fiction magazine.
Beyond Fantasy Magazine - An online fantasy magazine.
Bigfoot Field Researchers Organization - Organization dedicated to researching Bigfoot/Sasquatch.
Blastr - Science fiction, fantasy, and other geek stuff from the SyFy Online Network.
Bloody Disgusting - Your #1 source for all things horror.
Book Lover - An online paper compiling fiction, poetry, art, and entertainment.
Centauri Nanotech News Digest - Online newszine of fantasy, science fiction and technology.
Center for the Study of Science Fiction - Website for the University of Kansas organization.
Clarkesworld Magazine - A fiction e-zine site dedicated to science fiction.
Daily Dead - Your source for daily zombie, horror, and sci-fi news.
Daily Science Fiction - Online magazine of science fiction short stories.
The Daily Tentacle - Online e-zine devoted to science and art and entertainment.
Dark River Press - A fiction e-zine site dedicated to horror and the macabre.
The Dr. Fab Daily - An online paper compiling fantasy, science fiction, technology and news stories.
The Dr. Fan Paper - An online paper dedicated to Dr. Who, science fiction, science, and technology.
Dread Central - Horror movie, DVD, and book reviews, news, interviews.
Dungeons & Dragons - The website for the role-playing game D&D.
Dungeons & Dragons Online - The online gaming site for the role-playing game D&D.
Dungeons & Dragons Wiki - The wiki-style information page for the role-playing game D&D.
DVICE - the SyFy Online Network; science and science fiction.
Eerie Horror Fest - The website for the Eerie Horror Festival and Expo in Erie, PA.
EMP/Science Fiction HOF - Homepage for the Science Fiction Hall of Fame in Seattle, WA.
Fantasy - Online magazine of fantasy, now in archive form since merger with Lightspeed Magazine.
Fantasy & Science Fiction - Site for the award-winning magazine.
Fantasy Faction - Fantasy book news, reviews, and community for fans of modern fantasy.
Fantasy Fiction Daily - An online fantasy-oriented newszine.
Fangoria - Website for the widely-read horror-themed publication.
Fear Net - An online site for horror, thriller and suspense video.
The Flash Fiction Offensive - An online magazine of horror and macabre flash fiction.
Flashes in the Dark - A fiction e-zine site dedicated to horror flash fiction.
Future Life SciFi Chronicle - An online science fiction-oriented newszine.
The Geek Files - An online newszine dedicated to science and science fiction.
Geeks are Sexy - Tech, science, cosplay, comics, and other standard geekly stuff.
Geek Tyrant - Movie news, geek art, movie trailers, cosplay, game culture.
Giant Freakin Robot - A big ball of wibbly-wobbly, timey-wimey science fiction... stuff.
Halloween Horror Nights - Website for Universal Studios Halloween, Los Angeles, CA and Orlando, FL.
Haunted Society - Website and forums dedicated to paranormal research and awareness.
Heavy Metal Magazine - Online site for the popular adult fantasy magazine.
Hell Horror - An online community for horror aficionados.
History Today - An online newszine dedicated to history and medieval topics.
Horror - An online community for fans of the horror genre.
Horror Digital - An online horror forum for fans of the genre.
Horror Dot Net - An online network of horror sites and search results.
Horror Movies - A Canadian online community for horror movie fans.
Horror News - Horror movies, news, and trailers.
Horror News Network - Complete coverage of all things horror; comics, games, toys, movies.
Horror World - Online resources for horror readers and writers.
Horror Writers Association - Professional organization for horror writers.
The Horror Zine - An online horror e-zine.
IMDb - Movies, TV, and celebrities.
Io9: We Come From The Future - An online site dedicated to science fiction and technology.
Lightspeed Magazine - An online science fiction and fantasy magazine.
Locus Online - Online magazine covering the science fiction and fantasy field.
Morpheus Tales - A fiction e-zine of horror, science fiction, and fantasy.
NASA Jet Propulsion Laboratory - Space, Stars, Mars, Earth, Planets, and More.
National Aeronautics and Space Administration - Website for NASA.
Nerdist - a site devoted to all things nerd: comics, movies, tech, science, books, whatever.
New England Science Fiction Association - One of the oldest science fiction clubs in New England.
The Nyrhalahotep Daily - A sci-fi newszine featuring blog posts, new shows & film, books & writers.
Open Minds - UFO news and investigations.
Penumbra eZine - A fiction e-zine featuring a variety of speculative fiction and its sub-genres.
Planet Pulp - A blog dedicated to pop culture, comics, cartoons, etc.
PopSci, The Future Now - Website for the magazine Popular Science.
The Psychic Realm - An online newszine of science fiction, paranormal, and psychic news and content.
Real UFOs - the latest UFO videos and news.
Repair Her Armor - A Tumblr site poking fun at, and fixing, fantasy female characters' armor problems.
ResAliens' Spec Fic Daily - An online speculative fiction newszine.
Robotics Today - An online newszine dedicated to robotics and technology.
Science Channel - Website for the Science Channel of Discovery Communications.
Science Demo - Theatre and performance and explanations, oh my!
Science Fiction - A website dedicated to science fiction, including movies, books, TV, comics and more.
Science Fiction Book Club - An online book club for readers of science fiction.
Science Fiction Museum and HOF - The homepage for Seattle, WA's EMP and Science Fiction Museum
Science Fiction World - Science fiction and fantasy news, reviews, and opinion.
Science Fiction Writers of America - Professional organization for science fiction and fantasy authors.
Sci Fi Factor - An online newszine of science fiction and fantasy.
Sci Fi Space - An online community for fans of science fiction.
ScienceMag - The online magazine of the American Association for the Advancement of Science.
Science News - Magazine of the Society for Science and the Public
Scoop It Science News - An online compilation of science news.
Search for Extraterrestrial Intelligence - Website for the SETI Institute and the Carl Sagan Center.
SF Signal - A speculative fiction blog.
SF Site - The homepage for science fiction and fantasy.
SFX - UK magazine of science fiction and fantasy, with news, reviews and other content.
Shock Till You Drop - Horror movie news, reviews, trailers.
Slice of SciFi - Science fiction news and reviews.
Space - Space and NASA news; universe and deep space information.
Space and Time Magazine - An online magazine of fantasy, horror, and science fiction.
Steampunk - An online community for fans of the steampunk genre.
SteamPunk Magazine - An online magazine dedicated to the steampunk genre.
The Supernatural Sentinel - An online newszine dedicated to the supernatural.
Syfy Channel - The homepage for the Syfy science fiction television channel.
TempleCon - The homepage for TempleCon, a retro-futurism convention.
Thrilling Tales - A site dedicated to classic science fiction stories and art. Now with the Pulp-O-Mizer.
Topless Robot - A little bit of everything for the nerd culture. Batman, Transformers, Star Wars, and more.
UFO Evidence - An organization for the scientific study of the UFO phenomenon.
United Launch Alliance - The homepage for the ULA Lockheed Martin-Boeing space program.
Vampire Kid Daily - A horror- and zombies-themed newszine.
Wayward News & Views Read & Write - A science fiction and technology newszine.
World Fantasy Convention - Website for the yearly World Fantasy Conventions.
World Science Fiction Society - Website for the WSFS World Science Fiction Conventions.
Zombie DIRGE - Geek stuff: comics, gaming, film, illustrations, etc.