If you've got spooks in the neighbourhood, who are you gonna call? Believe it or not, there are real ghost hunters out there; individuals who stake out haunted houses at the request of frazzled home owners, or who skulk through cemeteries at night hoping to capture evidence of the otherworldly on night vision cameras, digital recorders and infrared thermometers. Some are psychics, some scientists---all of them are hell bent on chasing spooks. You'll...