How would you like to know—step-by-step—all the events leading up to the end of the world? Maybe you’d rather not know. We really have a morbid fascination with the end of the world, don’t we? We fantasize about how to escape it, how to prevent it. We make movies about blowing up asteroids and extinction-level events. It was chilling, several years ago, to actually watch as a comet slammed into a neighboring planet—piece by piece—and knowing that, if that ever happened here, it would be all over.The question of the end of the world was raised 2,000 years ago
