The emerging science of human screams

Our noisy world is no match for a screaming infant. An airplane could be flying by as a house party rages on downstairs while a literal cat fight takes place outside, and still a wailing baby will win your attention. One possible explanation, published July 16 in the journal Current Biology, is that human screams possess a unique acoustic property found to activate not just the auditory brain but also the brain's fear circuitry.

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