AMHERST, Mass. — Brian House, in long beard and muck boots, leads me through a pine forest on a cold afternoon until, on the edge of a marsh, we find it: an array of three circles formed by plastic ...

It's common for people to play continuous wave sounds and other gentle nature noises on their phones to lull themselves to sleep. But this type of "pink noise" may actually be backfiring, a new Penn ...

Up to half of American adults flip on ambient noise to fall asleep at night. That love of soothing bedtime noise has spawned machines and apps that deliver specific sounds and frequencies like nature ...