Veterinary Medicine: Catherine Douglas and Peter Rowlinson for showing that cows with names give more milk than unnamed cows. Peace: Stephan Bolliger, Steffen Ross, Lars Oesterhelweg, Michael Thali and Beat Kneubuehl for investigating whether it is safer to be struck over the head with a full beer bottle or with an empty beer bottle. Economics: Executives of four Icelandic banks for showing how tiny banks can become huge banks and then become tiny banks again. Chemistry: Javier Morales, Miguel Apatiga and Victor Castano for creating diamonds out of tequila. Medicine: Donald Unger for cracking just the knuckles on his left hand for 60 years to see if knuckle cracking contributes to arthritis. Physics: Katherine Whitcome, Liza Shapiro and Daniel Lieberman for figuring out why pregnant women don't tip over. Literature: The Irish national police for issuing 50 tickets to one Prawo Jazdy, which in Polish means 'driver's license.' Public Health: Elena Bodnar, Raphael Lee and Sandra Marijan for inventing a brassiere than can be converted into a pair of gas masks. Mathematics: Gideon Gono and the Zimbabwean Reserve Bank for printing bank notes in denominations from 1 cent to $100 trillion. Biology: Fumiaki Taguchi, Song Guofu and Zhang Guanglei for demonstrating that bacteria in panda poop can help reduce kitchen waste by 90 percent. Source: Annals of Improbable Research. 