Sanakirja
Tekoälykääntäjä
Kuvat 13

The study of alleged paranormal phenomena; psychic or occult phenomena, such as telepathy and ghosts.

Photographs that purportedly depicted ghosts or spirits were popular during the 19th century.

The study of alleged paranormal phenomena; psychic or occult phenomena, such as telepathy and ghosts.

Henry Slade with Johann Karl Friedrich Zöllner

The study of alleged paranormal phenomena; psychic or occult phenomena, such as telepathy and ghosts.

Early parapsychological research employed the use of Zener cards in experiments designed to test for the existence of telepathic communication, or clairvoyant or precognitive perception.