Debunking 9/11 Myths: Why Conspiracy Theories Can't Stand Up to the Facts

The first conspiracy theories about September 11 began to emerge while the wreckage was still smoldering. Today, nearly five years later, hundreds of books and thousands of Web pages are devoted to the idea that the U.S. government encouraged, permitted, or actually carried out the attacks. These theories claim to be based on hard evidence. But an in-depth investigation by POPULAR MECHANICS--first published...