Parapsychology
![Photographs which purportedly depicted ghosts or spirits were popular during the 19th century.](/Images/godic/202502/01/Paraghost5226.gif")
![Henry Slade with Zöllner.](/Images/godic/202502/01/Henry_Slade_with_Zöllner5226.png")
![Hubert Pearce with J. B. Rhine.](/Images/godic/202502/01/Hubert_Pearce_with_J._B._Rhine5226.png")
![Mr. Zirkle and Miss Ownbey.](/Images/godic/202502/01/Mr._Zirkle_and_Miss_Ownbey_ESP_experiment5226.png")
Parapsychology is a field of study concerned with the investigation of paranormal and psychic phenomena which include telepathy, precognition, clairvoyance, psychokinesis, near-death experiences, reincarnation, apparitional experiences, and other paranormal claims. It is often identified as pseudoscience.