Including, of course, text on Harold Camping, the Mayan Calendar, suicide cults, the End-Times in the Christian Bible, and for balance, a real-life end of the world scenario from an object hitting the earth.
"There have been thousands of end-of-the-world predictions. They have been the products of many great minds, many devoted believers in various religions and cults, with a lot of time and effort put in to each and every theory, building up supporting evidence from religious texts, historical trends and numerology. What do all these predictions have in common about the end of the world? They have all been wrong."