What pranks are happening today?
Google is renaming themselves Topeka.
Here are a few from gaming companies:
http://www.joystiq.com/2010/04/01/april-fools-blizzard-announces-blackthorne-2-queens-quest/
And my boss is about to receive a very realistic notice that we will lose $134k in grant funds (the contact number on the letter just happens to be a very awkward phone sex hotline).
What else is going down today?