A spate of YouTube videos that use crinkling, crunching and whispering sounds to trigger tingling sensations may seem odd but the videos and performers have become not only a social phenomenon, they ...

Have you ever watched a video that sent a chill up your spine, made your head tingle, or helped put you to sleep? If so, have you ever wondered why? What caused you to have such a visceral reaction to ...

Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. Have you ever heard or saw something that left your body tingling? A gentle ...