Scientific American has reprinted an article it wrote on Melanesian Cargo Cults in its May 1959 issue. Cargo Cults were written about, recently, in both Richard Dawkins' The God Delusion and Daniel Dennett's Breaking the Spell.
Smithsonian.com also has a good summary of what cargo cults are.
Orrin Hatch is Terribly Offended
1 hour ago