Every October, we line up for haunted houses, tune in to horror films, watch reruns of “The Dead Files,” and tell ghost stories that make the hairs on our necks stand up. It’s a paradox — why do we ...

A creepy clown and a chainsaw-wielding maniac lurking in the dark corners of a haunted house can truly frighten some people. For thrill seekers, however, the fear is an essential part of the fun ...