Belief in paranormal phenomena is unscientific / study of paranormal phenomena can be scientific / Paranormal phenomena should be approached with skepticism / Paranormal phenomena should be approached with an open mind / Some evidence indicates the existence of ghosts / There is no evidence that ghosts exist / Some evidence indicates that psychic ability exists / existence of psychic ability has not been proven / government is covering up evidence of a UFO crash / government is not covering up evidence of a UFO crash / Intelligent life may exist on other planets / existence of intelligent life on other planets is unlikely / Most UFOs are natural or manmade phenomena / Some UFOs may be extraterrestrial spacecraft / Humans are being abducted by aliens / Humans are not being abducted by aliens / Near-death experiences are visions of an afterlife / Near-death experiences may not be visions of an afterlife / Past-life therapy offers proof of reincarnation / Reincarnation does not exist / Eternal life as traditionally conceived does not exist