Goose Bumps! The science of fear

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PHOENIX -- Why do our hearts race, our knees shake and our bodies sweat when we are scared? Arizona Science Center’s newest featured exhibition, Goose Bumps! The Science of Fear, explores the science behind this universal emotion through fun, family-friendly interactive challenges, and neurobiological and emotional responses. Tess Rafols checked it out andshe thought it was a scream.