�������t¶��

His acts - which he attributed to psychokinesis and telepathy - included bending spoons and keys, making clocks stop or run faster, and describing hidden drawings.

Roll believed that a poltergeist — literally translated from German as a “knocking spirit” — was caused by psychokinesis, an unproven psychic ability that allows individuals to move objects by the mind.

“All those who believe in psychokinesis, raise my right hand.”

They were tested for four years by the laboratory staff and appeared to be able to perform the standard repertoire of psychic feats, including psychokinesis, telepathy and clairvoyance.

Maybe it is psychokinesis: the participants are influencing the computer's random photo generator to show erotic images when they want to see one.