Mental telepathy is the ability to communicate thoughts and ideas without the use of words or physical expression. Some other words that are synonymous with mental telepathy include mind reading, extrasensory perception, and psychic communication. Other related terms include clairvoyance, telekinesis, and psychokinesis. While the existence of mental telepathy is not scientifically proven, many people believe that it is a real phenomenon. Whether or not mental telepathy is a real ability, the concept is a popular one in science fiction and fantasy, and has been explored in books, movies, and television shows for decades.