Can ye hear that? That noise that is in thy ears currently? That is called Sound. Sound is a vibration(s) that cause(s) noises that can be heard by the ears of anything capable. Just about everything makes a sound, whether small or large, whether thee can hear it or not, all things make a noise of some kind. Planets themselves have a noise. Jupiter, Saturn and others have there own sounds that fascinating. Hearing Sound is essential for humanity in order to communicate, though not completely needed for communication, it certainly plays a vital role in it utility. What do ye hear now?
'Astronomy' page explores aspects of Astronomy, Philosophy, Spacelore and other topics about The Universe!