Pink noise is different. Instead of equal energy at each frequency, the energy halves with every doubling of frequency (so ...

With the popularity of white noise machines and apps that play soothing sounds, such as raindrops on a roof and ocean waves, or actual white noise, you might think there’s firm proof that these ...

POV: It’s 2:00 a.m. and you can’t fall asleep. You’ve tried everything, from cognitive shuffling to counting sheep, but your brain won’t shut off. Your friend swears that white noise helps her sleep, ...

Getting a good night’s sleep is hard. A third of all American adults report getting less than the daily recommended amount of sleep nearly every night. Too little noise, and the mind starts to race.