The word Poltergeist was made popular by the 1982 Steven Spielberg movie Poltergeist. The word Poltergeist is a German word made up of two German words, Poltern (to make sound) and Geist (Ghost). Poltergeist literally means a noisy ghost. Poltergeist activity is paranormal activity. Ghosts make items dissappear and reappear in another location, paintings fall off walls, dishes get tossed, balls roll on their own, and other paranormal events take place. Poltergeist activity can be very frightening and alarming. Detection of poltergeist activity should be investigated by professional Paranormal Investigators using modern scientific methods. Paranormal investigation regarding poltergeist activity can determine the nature of the paranormal activity (if any) and the best methods (and most subtle approach) for dealing with it.