Scientists regularly solve mysteries about the body. For instance, they've recently discovered that magnetism is behind why your molecules are right or left-handed and that the ability to walk upright ...

Have you ever been drifting off to sleep when suddenly you hear what sounds like a gunshot, a door slamming, or an explosion inside your head? You jolt awake, heart pounding, sit upright in bed, but ...

Hear that bump — or bang — in the night? Getting your recommended seven to nine hours of shuteye can come with complications for many, from obstructive sleep apnea to restless leg syndrome and more.