It's hard to believe five years ago I'd never heard of this place...
These hoaxes also include day care center abuse and Satanism charges, Alar-poisoned apples, the amazing disappearing (1992-2000) homeless crisis, and the current orchestrated campaign to destroy the Catholic priesthood.
Good list. The Reagan "ketchup as a vegetable" flap could also be added.
Having just polished off some delicious soy "chicken" nuggets with some tasty sugar-free pure tomato ketchup, I can assure you that Reagan was on to something. Tomatoes are full of lycopenes, which are significant cancer inhibiting agents.