The Voice
If you ever are in an area of absolute quiet, still your breathing and move not a muscle. After a few seconds, you will notice that the silence has a sort of “sound” of its own, a kind of empty ringing tone. This is nothing unique; everyone will hear this, given the proper setting. An informed person will tell you that your brain is trying to interpret the lack of stimuli to your hearing and so creates a bit of a filler sound. This ringing sound actually serves a more arcane purpose, covering…