Pointless but strangely amusing:
idly browsing doing research.
“Thanks for making 72 hours of physics FUN!!” — Evaluation comment from OP2 summer2014
Recent research at University College London indicates that people who appreciate the beauty of mathematics activate the same part of their brain when they look at aesthetically pleasing formula as others do when appreciating art or music. There may thus be a neurobiological basis to beauty.
Read more here.