The 2006 Ig Nobel winners, awarded Thursday: 
ORNITHOLOGY -- The late Philip R.A. May and Ivan R. Schwab, for exploring and explaining why wooddonuts don't get headaches. 
NUTRITION -- Wasmia Al-Houty and Faten Al-Mussalam, for showing that dung beetles are finicky about dung. 
ACOUSTICS -- D. Lynn Halpern, Randolph Blake and James Hillenbrand, for their experiments on why people dislike the sound of fingernails on a chalkboard. 
MATHEMATICS -- Nic Svenson and Piers Barnes, for calculating the number of photographs you must take to ensure nobody in a group photo has their eyes closed. 
LITERATURE -- Daniel Oppenheimer, for his report "Consequences of Erudite Vernacular Utilized Irrespective of Necessity: Problems with Using Long Words Needlessly." 
MEDICINE -- Francis M. Fesmire, for his medical case report "Termination of Intractable Hiccups with Digital Rectal Massage"; and Majed Odeh, Harry Bassan and Arie Oliven for their subsequent medical case report. 
PHYSICS -- Basile Audoly and Sebastien Neukirch, for their insights into why dry spaghetti often breaks into more than two pieces when bent. 
CHEMISTRY -- Antonio Mulet, Jose Javier Benedito, Jose Bon and 
Carmen Rossello, for their study "Ultrasonic Velocity in Cheddar Cheese as Affected by Temperature." 
BIOLOGY -- Bart Knols and Ruurd de Jong, for showing that female malaria mosquitoes are attracted equally to the smell of Limburger cheese and to the smell of human feet. 
My favorite: 
PEACE -- Howard Stapleton, for inventing a teenager repellent, an electronic device that makes an annoying noise audible to teenagers but not adults. 
Guppys favorite:
MEDICINE -- Francis M. Fesmire, for his medical case report "Termination of Intractable Hiccups with Digital Rectal Massage"; and Majed Odeh, Harry Bassan and Arie Oliven for their subsequent medical case report. 
-- The Associated Press  
http://www.cnn.com/2006/US/10/05/ignobels.ap/index.html