I love xkcd, and I love Richard Feynman. I'm fond of zombies, too. I've spent several hundred posts and perhaps a quarter million words to say what Randall Munroe dashes off in a few stick figures above.
The guy's a comic genius, he loves the Pleiades, and he happens to be a physicist, too.
Randall Munroe generously lends his creations out to the bloggers. Really.