- The Skeptic's Dictionary
- Skeptical definitions and essays on occult, paranormal, pseudoscientific ideas and practices with references to skeptical literature.
- #Skeptic IRC - Weekly internet relay chat for skeptics.
- A Skeptical Manifesto - Article by Michael Shermer defines and discusses skepticism. Includes a section that asserts a skeptic can also be open to scientific reason. Written in 1992.
- Astronomical Pseudo-science: A Skeptic's Resource List - A bibliography from the Astronomical Society of the Pacific, for those who want to examine with a skeptical eye some of the claims at the fringes of science that seem connected to astronomy.
- Bad Language - A doctoral student presents her investigations into the paranormal and pseudo-scientific, as well as an analysis of linguistic myths.
- Bad Science - About well understood phenomena which are persistently presented incorrectly by teachers and writers.
- BookTalk - Dedicated to the advancement of critical thinking, reason, intelligence, freedom of inquiry, philosophy and the scientific method. Forums include chats with the authors.
- Carl Sagan's Baloney Detection Kit - Tools for testing arguments and detecting fallacious or fraudulent arguments, based on Sagan's book "The Demon Haunted World: Science as a candle in the dark."
- Committee for the Scientific Investigation of Claims of the Paranormal - World-wide organization that encourages the critical investigation of paranormal and fringe-science claims from a responsible, scientific point of view.
- Crank Dot Net - Skeptic provides categorized directory, both alphabetical and hierarchical, to a variety of kooks, cranks, loons, and crackpots on the net.
- Criticism of Scientific Skepticism - Criticizes self-identified "skeptics," saying that their "skepticism" translates into scorn and condescension toward people and data that contradict current scientific beliefs. Gives examples of the excesses of skeptics.
- Danny's Skeptic Resources List - Features list and highlights of skeptical information available on the web.
- Debunker's Domain - Dedicated to debunking all manner of dubious claims.
- Eric's Skeptic Page - A skeptical look at all sorts of sciences and pseudosciences.
- Fortean Times - The Journal of Strange Phenomenae. Online version of the print magazine.
- Free Inquiry - Argues for free inquiry and thought; the philosophies of naturalism, empiricism, rationalism, and skepticism.
- Free Thinkers Blog - Regular articles on scientific evidence against superstition.
- Logically Critical - Podcast intended to encourage critical thinking in everyday situations using information about which people can reasonably agree.
- Massimo's Skeptic and Humanist Web - Addresses the topic of skepticism and secular humanism. Page includes lectures. handouts, and online column. Also, has links to book reviews and essays.
- Nova: Kidnapped by UFOs? - Companion site for TV program in which believers and skeptics, including Carl Sagan, explore case histories of alien abductions.
- Number Watch - Monitors the media in search of misleading numbers in news, politics and science.
- Point of Inquiry - The Center for Inquiry’s radio show and podcast. Point of Inquiry explores CFI’s three research areas: pseudoscience and the paranormal, alternative medicine, and religion and secularism.
- Practical Skepticism - A how-to guide for examining claims and debunking myths, math abuse, and misleading arguments.
- Psychologists Educating Students to Think Skeptically - PESTS is a meeting place for educators (specifically psychologists, although anyone is welcome) to discuss issues involving skeptical thinking and ways to introduce and teach skeptical thinking in the classroom.
- Rational Skeptics Page - Rather odd collection of skepticism-related rants
- Reality Matters - Debunks religion, the origin of God, the Bible, near death experiences and paranormal contacts with spirits.
- sci.skeptic FAQ - Frequently asked questions about the sci.skeptic newsgroup.
- SIMPOS - Netherlands foundation for information on social problems and occult tendencies.
- Skepchick - A woman's skeptical science and life blog.
- Skeptic News - Tracks new information on various skeptical web pages.
- Skeptic Report - E-zine featuring writings on skeptical inquiry and critical thinking. Also lists related books and provides links to numerous websites on topics including skepticism, alternative science, creationism, and health fraud.
- Skeptic's Digest - Here you can access the best skeptical articles on the Web about the occult, paranormal, pseudoscience and other weird things
- Skeptic Friends Network - Examines a variety of claims with emphasis on debunking "creation science."
- Skeptical Information Links - Links to materials for skeptics, and about skepticism.
- Skeptical Investigations - Criticism of skepticism, including information about fraud in mainstream science and questioning of the methods and motives of skeptics.
- Skeptical Pages by Tommy Persson - Links to newsletters, organizations, and websites.
- Skeptical References - A bibliography of materials for skeptics.
- Skepticality - The official podcast of SKEPTIC magazine. Critical thinking and skeptical analysis of all types of topics, especially ones with scientific and/or supernatural aspects.
- Skeptix Mailing List - Forum discussion about extraordinary phenomena. Includes post archives and subscription information.
- The Crackpot Page - "Dedicated to all the Flat Earthers, Circle Squarers, Angle Trisecters, Cube Halvers, Perpetual Motion Mechanics, UFO and Elvis sighters, and all the other true believers who adamantly refuse to accept mathematical or physical proof that their convictions are untenable."
- The James Randi Educational Foundation - Foundation headed by professional magician exposes psychics, faith healers, and such. Offers $1.1 million to anyone who can actually demonstrate something supernatural.
- The Nasty Side of Organ Transplanting - The secrets of organ harvesting and transplanting known only to the professionals in the business.
- The Secular Web - Agnosticism, atheism, freethought, humanism, and rationalism on the Web
- The Skeptic's Refuge - Gateway to The Skeptic's Dictionary with skeptical articles on the occult, the supernatural, the paranormal and the pseudoscientific.
- The Skeptic Magazine - United Kingdom publication, taking a skeptical look at pseudoscience and claims of the paranormal.
- The Skeptic Tank - The Skeptic Tank is a BBS which maintains extensive archives on scientifically questionable groups, individuals, and ideologies. Message board and articles.
- The Skeptics Society - The Skeptics Society is a scientific and educational organization of scholars, scientists, historians, magicians, professors and teachers, and anyone curious about controversial ideas, extraordinary claims, revolutionary ideas and the promotion of science.
- The View from Number 80 - Lists sites pertaining to, amongst other things, pseudoscience, flim-flam or irrational claims and tries to give them critical attention and, in many cases, a certain amount of ridicule.
- Tony Youens - Skeptic articles, information, books from Tony Youens - parapsychology investigations.
- TrueAuthority.com - Experts test claims on subjects including dinosaurs, creation/evolution, and cryptozoology.
- What is pseudoscience? - How it differs from science, how to spot it. Junk science, pathological science, quackery and pseudoscientific scams.
- X-Project Paranormal Magazine - Web e-zine featuring a series of skeptical articles.
- Zetetics Laboratory - Laboratory at the University of Nice where paranormal phenomena are studied.
Media publications
- NYTimes.com - Odds Are Stacked When Science Tries to Debate Pseudoscience - Essay. Having a debate inevitably suggests that each side has some credibility. As a result, opponents of the scientific method try very hard to appear in debates with scientists. (Published 2002.04.30)
XML-feeds
- Skepticality Skeptic and Critical Thought News (RSS) - Roughly mongthly podcast of interviews with prominent skeptical thinkers.
- The Skeptic Magazine (RSS) - Links to news articles of interest.
