Scientists discover why nails on a chalkboard make us cringe

The sound of nails being dragged down a chalkboard sends shivers down most people's spine and scientists revealed that the noise invokes and emotional response, rather than a reflex.

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Sukhbinder Kumar ,Francis Fesmire ,Ig Nobel ,Newcastle University ,Newcastle University Research ,Scientists At Newcastle University ,Biosciences Institute ,Newcastle University Research Fellow ,Dailymail ,Sciencetech ,