Parapsychological Research into Psi Phenomena (ESP, PK, Remote Viewing, etc.)

Concerning some of the mainstays of parapsychology: scientific research into those psi phenomena included in the general categories of extra-sensory perception (ESP) and psychokinesis (PK) aka telekinesis, including the more specific categories of clairvoyance, clairaudience, clairsentience, remote viewing, precognition, telepathy, micro-PK, and macro-PK.