The ability to read messages with one's ears or by sitting on the message. Popularized in China in the late 1970's, the study of EHF became a major research topic at Beijing University and the Chinese Academy of Sciences. The scientists seemed particularly interested in finding a link between EHF and qi (or chi), believed by many Chinese to be the fundamental life force. Their research, like similar research in the U.S., covered everything from using paranormal powers to catch criminals to the training of astronauts to use such powers for spying or guiding missiles.
further reading
Lyons, Arthur and Marcello Truzzi, The Blue Sense: Psychic Detectives and Crime, New York: The Mysterious Press, 1991) ch. 10,"The Spook Circuit: Psychic Espionage".