Abstract
2021 Ig Nobel Prizes Scientists who studied cat chatter, compounds emitted by moviegoers, and the best way to airlift a rhinoceros took home top honors at the 31st Ig Nobel Prize ceremony. The silly and satirical accolades, which honor “achievements that first make people LAUGH, and then THINK,” were awarded virtually on Sept. 9. The magazine Annals of Improbable Research produced the event, and its editor and hero of humor Marc Abrahams served as master of ceremonies. The coveted Chemistry Prize went to an international team of researchers for their work measuring volatile organic compounds given off by audiences as they watched movies in a theater. The team’s goal was to determine if those chemicals correlated with sex, violence, and other behaviors in the films ( PLOS One 2018, DOI: 10.1371/journal.pone.0203044 ). There was also an element of chemistry in this year’s Entomology Prize, which was awarded to researchers from
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