The Mothman Investigation

Investigation reveals that the mothman was actually a Red-shouldered Hawk.
http://www.webspawner.com/users/mothmaninvestigation/index.html

The American Association of Hoaxed Anomalies

Dedicated to purging the paranormal industrial complex of hoaxes and frauds.
http://www.bighoax.com/

Piltdown Plot

Explores one of the most famous scientific hoaxes in history.
http://www.clarku.edu/~piltdown/pp_map.html

1938 War of the Worlds Broadcast

Wavs of the famous Orson Welles & The Mercury Theatre On-The-Air radio broadcast of H.G. Wells' War of the Worlds
http://www.earthstation1.com/wotw.html

Spud Server

The potato powered web server hoax that fooled USA Today and the BBC.
http://totl.net/Spud

Cliff Pickover's Internet Encyclopedia of Hoaxes

Discusses a number of scientific and medical hoaxes, including Mary Toft and the Rabbit Babies (about which he authored a book). Includes links and images.
http://www.pickover.com/hoax.html

Net Hoax Hall of Fame

C|Net lampoons net pranksters and gullible netizens.
http://www.cnet.com/specialreports/0-6014-7-1427917.html

Museum of Hoaxes

Extensive collection of history's most famous hoaxes and April Fool's pranks. Listed by date and category. Includes bibliographic references.
http://www.museumofhoaxes.com

Tracking the White Salamander

Online Book telling the story of Mark Hoffman who forged Mormon documents and was convicted of murder
http://www.utlm.org/onlinebooks/trackingcontents.htm

The Hoax Files

Assorted collection of hoaxes, including sports hoaxes and art forgeries
http://www.infoplease.com/spot/hoax1.html

Skeptic's Dictionary: Frauds and Hoaxes

Discussion of 22 hoaxes, including Cardiff Giant, crop circles, and the Philadelphia Experiment
http://skepdic.com/tifraud.html

MIT IHTFP Hack Gallery

The MIT Gallery of Hacks (Interesting Hacks To Fascinate People). Hoaxes and pranks perpetrated at the Massachusetts Institute of Technology.
http://hacks.mit.edu/Hacks

CSICOP:Strange Hoaxes That Endure

Committee for the Scientific Investigation of Claims of the Paranormal: article that discusses 10 hoaxes, including the Roswell Incident, Cottingley Fairies, Amityville Horror, and psychic surgery.
http://www.csicop.org/articles/april_fools_1998/

History Buff : "Hoaxes in Journalism" Articles

Offers six articles on hoaxes, including petrification hoaxes and the day they sawed off manhattan.
http://www.historybuff.com/library/refhoaxes.html

Art and UFO

A study about the alleged UFOs in renaissance paintings. The "strange flying objects" someone find in ancient art are only sacred art symbols, not UFOs.
http://www.sprezzatura.it/Arte/Arte_UFO.htm

Cassiopaea

Bogdanovs affaire: Or, Has Physics been bitten by reverse Alan Sokal hoax? Discussion and correspondence.
http://www.cassiopaea.org/cass/bogdanovs.htm

Piltdown Man

Piltdown man was one of the most famous hoaxes in science. Covers the history of the hoax, its reception by the paleontological community, how the hoax was executed, its exposure, myths and misconceptions, and theories about the perpetrator.
http://home.tiac.net/~cri_a/piltdown/piltdown.html

April Fools' Special: History's Hoaxes

National Geographic News has compiled a listing of some of the greatest hoaxes in history.
http://news.nationalgeographic.com/news/2003/03/0331_030401_aprilfool.html

Bibliography of Hoaxes

Bibliography of books about hoaxes.
http://www.lhup.edu/~dsimanek/hoaxbib.htm

Cottingley Fairies Hoax

The story and photos of the nonexistent Cottingley fairies.
http://www.cottingleyconnect.org.uk/fairies.htm

Camel Spiders Myth

Pictures and information provide facts to debunk wild internet rumors about this spider.
http://www.camelspiders.net/