Which sleep sound are the best for falling asleep? How about staying asleep? And is the future of sleep simply a story without an ending?

It's no secret that rain sounds offer troubled sleepers comfort. "Rain is predictable, calming, stable, and non-threatening," says Dr. Shelby Harris, a behavioral sleep-medicine specialist. According ...

We tend to think of sleep as the time when our brains shut down for good, but in fact, what's around us, particularly sound, has great influence on how well we sleep. From the gentle patter of rain to ...