Science > Fingernails on a chalkboard

Tracking since May 20, 2026 · Latest signal May 4, 2026 · 2 matched data points

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Fingernails on a chalkboard produce a specific type of sound that triggers an unpleasant sensory reaction in humans.

Parent: ScienceEntity: Fingernails on a chalkboardImpact: positiveDate: May 4, 2026Target: Fingernails on a chalkboard2 matched entries2 confirmed0 disputed0 neutral0 unclear