1. James Randi Educational Foundation

http://www.randi.org/research/

James Randi is committed to the scientific investigation of paranormal claims. The James Randi's Educational Foundation offers a Million Dollar Paranormal Challenge to anyone that takes part in a scientific study that reveals scientific evidence of a paranormal or supernatural power or event. The Library area has information and investigation files on dowsing, cold reading, and other paranormal claims.

2. Characteristics of Quack Theories

http://quasar.as.utexas.edu/BillInfo/Quack.html

Russell Turpin's article presents important information about the evidential flaws used to evaluate and inform science. In addition, he discusses when mere research mistakes turn into quackery.

3. How to Sell a Pseudoscience

http://www.positiveatheism.org/writ/pratkanis.htm

Anthony Pratkanis's article (1995) details the propaganda tactics used to successfully sell any pseudoscientific notion. The author illustrates how easy it is to package and sell flimflam.