Well, it appears bloggers were up all night coming up with these so here they are in order of magnitude of hilarity:

10. Happy (?) Atheists’ Day - not funny per say but an April Fool’s Day post in any case

9.  Did Jesus Ever Laugh? - R.C. Sproul tackles the question that has plagued theologians for centuries

8. Did the President Lie? (April fooled you!) - Denny Burk jumps the gun a day early

7. The Most Hilarious April Fool’s Post Ever -a bold title for number 7 on this list…but I think he made up for it

6. We’re Done, thanks for the memories! - These guys went so far as to throw in the towel on their blog

5. Virgle - Earth has issues, and it’s time humanity got started on a Plan B.

4. Tuesdays are Usually for Reviews - Only funny because it could just happen to Challies!

3. Custom email timestamps in Gmail - ah, nerd humor, I can’t resist thee: “Gmail utilizes an e-flux capacitor to resolve issues of causality (see Grandfather Paradox).”

2. Sea of Galilee Discovered - Hands down, the winner! (HT: JT)

1. You’ll just have to click to find out