Worldwide, people create, admire, and value things and even concepts (songs, stories, poems, etc.) that are of no immediate practical import. That is to say, they make art. And they started doing so very long ago: The earliest cave art — from Chauvet in France — is believed to date from about 30,000 BC.
“There are good reasons to suspect that we may need biology as well as culture to explain art,” according to Brian Boyd, professor of English at the University of Auckland.. Read more here: We’re wired to sing – Salon.com.