We’ve found numerous April Fools Day riffs about Facebook posted online today. We didn’t find any of them funny.

But just in case your sense of humor has a lower threshold than ours, here’s a roundup of today’s social media jokers.

  • PsychCentral posted that Facebook originally started as a psychology experiment at Harvard.
  • ArticlesMax claimed that Facebook banned ads related to Internet bingo.
  • India’s WATblog told of a website launch called Indiabook.
  • TechCrunch joked that Facebook teamed with Zynga to create an online dating game called Relationships.’
  • Search Engine Journal puffed smoke about a Facebook microchip
  • Both ZDNet and PhillyBurbs both spun a tale about consultants spying on college applicants.

Readers, did you find any of these humorous at all — and were there any Facebook April Fools stories we missed?