The world is definitely going to end — just probably not Saturday

Becky Friedman stands outside a rapture party, May 21, 2011 at Dorky's Arcade in Tacoma, Wash. First the bad news: The world is going to end one day and there is nothing we can do about it. The good news: We probably have a billion years to enjoy ourselves here before that happens. Humans have always been obsessed with The End. Since the dawn of civilization, people claiming to know when the big day is coming have stirred up trouble, sparked panics and started cults.