How screams shatter the brain

Scream

Distinct acoustical fingerprints of screams set the sounds apart from other types of vocalizations, a study finds.

Edvard Munch, Courtesy of the National Gallery in Oslo, Norway

Blood-curdling screams pierce the brain. Unlike other vocalizations, screams contain an acoustical signature that alerts the brain to danger, scientists report July 16 in Current Biology.