Complex sentence: Parapsychology is a pseudoscience concerned with the investigation of paranormal and psychic phenomena which includes telepathy, precognition, clairvoyance, psychokinesis, near-death experiences, reincarnation, apparitional experiences, and other paranormal claims.
Split into simpler sentences: Parapsychology is a pseudoscience concerned with the investigation of paranormal and psychic phenomena. Parapsychologists study telepathy, precognition, clairvoyance, psychokinesis, near-death experiences, reincarnation, apparitional experiences, and other paranormal claims.