Optical illusion in which the apparently greatly magnified shadow of an observer, when projected onto a surrounding mist, interferes with the observer’s depth perception.
Fantascope
Redirected to phenakistiscope.
Grey Man
Redirected to Brocken spectre.
Orgone
Widely discredited theory of universal life energy developed by the Austrian psychiatrist Wilhelm Reich (1897–1957).
Orgonomy
Redirected to orgone.
Phantasmascope
Redirected to phenakistoscope.
Phenakistoscope
Optical toy producing the illusion of moving images, popular during the Victorian era.