Debunker (one who claims to expose claims as being false)

Trivialism (opposite of skepticism)

List of topics characterized as pseudoscience

The Skeptic (UK magazine), founded by Wendy M. Grossman, examines secularism and the paranormal

Committee for Skeptical Inquiry, a non-profit organization to encourage the investigation of paranormal and fringe-science

Skeptical Inquirer, magazine published by the Committee for Skeptical Inquiry

The Skeptics Society, a nonprofit organization devoted to resisting the spread of pseudoscience, superstition, and irrational beliefs

Skeptic (U.S. magazine), magazine of The Skeptics Society

Skepticality, a biweekly podcast of the US Skeptics Society's Skeptic magazine

The Skeptic's Dictionary, a collection of essays by Robert Todd Carroll

Skeptical movement, a movement based on scientific skepticism, a term introduced by Carl Sagan

Skeptics in the Pub, a social meet-up group

The Amaz!ng Meeting, an annual conference on science, skepticism, and critical thinking

image skepticism

define skepticism

wikipedia skepticism

weblio skepticism

kotobank skepticism

jisho skepticism