Urban legends, no matter how ludicrous, have a way of getting under your skin. From killers lurking in the backseat of a car to the deadly combo of Pop Rocks and soda, urban legends slink their way ...

So you get a too-good-to-be-true story in your e-mail and pass it on to a friend, who shoots back that it’s an urban legend, not true, didn’t happen, and how could you be so stupid? Here’s a checklist ...