| Poltergeist disturbances that have not been traced to [[fraud]] have been attempted to be [[explained]] scientifically. David Turner, a retired physical [[chemist]], suggested that [http://en.wikipedia.org/wiki/Ball_lighting ball lighting], another [[phenomenon]], could cause inanimate objects to move erratically. Some [[skeptics]] propose that poltergeist [[activity]] might be caused by simpler phenomena such as [http://en.wikipedia.org/wiki/Electrostatics static electricity], [[electromagnetic]] fields, ultrasound, infrasound, or ionized air. [[Hallucinations]], like the sounds of bells or footsteps, may be caused by [http://en.wikipedia.org/wiki/Carbon_monoxide_poisoning#Haunted_houses carbon monoxide poisoning].[http://en.wikipedia.org/wiki/Poltergeist] | | Poltergeist disturbances that have not been traced to [[fraud]] have been attempted to be [[explained]] scientifically. David Turner, a retired physical [[chemist]], suggested that [http://en.wikipedia.org/wiki/Ball_lighting ball lighting], another [[phenomenon]], could cause inanimate objects to move erratically. Some [[skeptics]] propose that poltergeist [[activity]] might be caused by simpler phenomena such as [http://en.wikipedia.org/wiki/Electrostatics static electricity], [[electromagnetic]] fields, ultrasound, infrasound, or ionized air. [[Hallucinations]], like the sounds of bells or footsteps, may be caused by [http://en.wikipedia.org/wiki/Carbon_monoxide_poisoning#Haunted_houses carbon monoxide poisoning].[http://en.wikipedia.org/wiki/Poltergeist] |