GoGuides Directory > Society & Culture > Paranormal Phenomena > Skeptics

The Committee for the Scientific Investigation of Claims of the Paranormal scrutinizes claims of paranormal phenomena. Includes a mailing list, chatroom, bookstore, giftshop and information on how to

 https://www.csicop.org/

Offers skeptical definitions, essays and references on all things paranormal. Includes a bookstore and an on-site search. Site available in several languages.

 http://skepdic.com/