The loud noise that awoke residents across parts of Northwest Columbus and surrounding suburbs on Saturday morning was caused by a malfunctioning tornado siren at Centennial High School.

Your friend swears that white noise helps her sleep, so you head to Spotify…only to come ... sounds—such as a slamming door, ...

A loud siren heard across Belfast on ... buzz or hum" distinct from more common noise such as traffic. Many people reported problems sleeping because of the noise pollution. A phenomenon known ...