Big Bang fic FTW

Leonard hesitated. "Listen, do you think Sheldon might be... you know, gay?"

There was a loud `thunk!' as Howard set down his screwdriver. "Did he finally hit on you?"

"What?"

"Because I figured this was coming. That boy is so far in the closet that he's seeing Narnia."

"For Science!" by DrWorm, here:

http://yuletidetreasure.org/archive/73/forscience.html