Ah, there are a few songs which're relevant which aren't bad by MC Hawking, a 'nerdcore' rapper who uses a voice generator which sounds like Steven Hawking's.
Although it's generally a bit iffy in some ways, 'Entropy', 'What we need more of is science' and '******** the creationists' are funny, I think.
If you have a p2p program, I recommend picking them up.
Otherwise, I recommend picking up a p2p program.

In other news, if you haven't seen the FSM flash things, you might want to.