Understandably, details become more sketchy (and sometimes less credible) for the older April fools.

ECONOMIST: Historical mendacity: Japes of the great | The

"We're doing this because we believe that by eliminating vowels, we'll encourage a more efficient and 'dense' form of communication, " the company announced in its April Fools' blog post.

CNN: Heather Kelly,

Sergey, on the other hand, loved April Fools'.

WSJ: Google: The Beginning

The Spaniards celebrate their version of April Fools' on December 28, so you have plenty of time to plan.

CNN: April Fools' Day: 5 spots to act the fool abroad

Last year, the event was moved from its traditional Oscars-eve slot to April Fools' Day.

BBC: Kristen Stewart

When it came to April Fools', he dynamited decorum and put moderation to the torch.

WSJ: Google: The Beginning

By the time winter comes again for real, those who buy now could prove to be April's fools.

ECONOMIST: The storm before the storm?

Several of his April fools may not have taken place in April at all, so he sometimes stretches the historical evidence to make it appear that they did.

ECONOMIST: Historical mendacity