Photo: Poop Vanilla, Endless Soup Among 2007 Ig Nobels



Opera singers pay tribute to the chicken and its egg at the 2007 Ig Nobel award ceremony in Cambridge, Massachusetts, which honors the year's oddest, grossest, and least useful research projects.

The mock musical is just one of the many bits of irreverence at the show, where audience members routinely toss paper airplanes and interrupt speeches by awardees.

AP Photo/Charles Krupa


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