The 2011 Ig Nobel Prize Winners
PHYSICS PRIZE: Philippe Perrin, Cyril Perrot, Dominique Deviterne and Bruno Ragaru (of FRANCE), and Herman Kingma (of THE NETHERLANDS), for determining why discus throwers become dizzy, and why hammer throwers don’t.
swans on tea
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Look at the respective centers of mass. A discus player rotates, a hammer thrower revolves.