I grew up in a house that was not only haunted by its horrific history ( a Civil War field hospital ), with repetitive residual haunting, occasional signs of intelligence, but it also had poltergeist activity. In fact, to me the poltergeist activity was the most intelligent activity. The residual was mundane, kind of like hearing the furnace kick on, you don't really pay it any mind. But, something being thrown across a room, crashing down, and disrupting the laws of physics...that's pretty attention-getting . Whether a poltergeist ( or "playful ghost ") is an actual spirit having a tantrum or something manifested by a human in emotional turmoil ( psychokinetic ) or something in the realm of physics in which conditions are right for electromagnetic fields to be disrupted and cause things to defy gravity... has yet to be determined. From my experiences in my childhood home, I've come to a temporary explanation that suits my logical mind, but makes my logical mind r...