New Scientist Magazine offered 10 mysteries of the human species in their August 8 edition (…I know, I had the time to read it one month later). Art clocked in at number seven. Why do humans create art? A display of evolutionary fitness? Sexual display? Intellectual play? Social adaptation? Aesthetics? Read the short article here.

The 10 Mysteries were:

1. Blushing
2. Laughter
3. Pubic hair
4. Teenagers
5. Dreams
6. Altruism
7. Art
8. Superstition
9. Kissing
10. Nose-picking

Full read here.