Free Sleep Sounds (free!) joins a pretty crowded field of apps designed to help you sleep, relax or meditate. The app contains 25 well-recorded environments in stereo in categories like Ocean, Rivers ...

The crash of ocean waves, the babbling of brooks, the pitter-patter of rain on shingles — many people swear by these watery sounds to help them fall asleep and stay in la-la land. Why does flowing ...

Let’s get our Sheldon Cooper on for a minute and establish why certain noises are categorized into colors. Sound travels in waves, like light. The frequency of a sound wave, measured in hertz (Hz), is ...

There's lots of sounds that can keep people awake, but there's also sounds that can allow people to fall asleep. Let's talk about the awake sounds just for a moment. If you look at the sounds that are ...

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, ...