"Extrasensory perception is a concept invented by Sir Richard Burton in 1870"
https://www.awakeningstate.com/spiritual-awakening/extrasensory-perception-facts-developments-and-levels/
"Extra sensory perception (ESP) is a controversial topic in neuroscience and psychology"
https://www.medindia.net/patients/patientinfo/extra-sensory-perception.htm
"What is ESP? Extra sensory literally means “outside the senses” — the 5 senses of sight, touch, hearing, smell, and taste.
ESP is the ability to receive and process information independent of our five senses. Hence, why this phenomenon is often coined a “sixth” sense."
https://blog.mindvalley.com/what-is-esp/
"Extrasensory perception or ESP, also called sixth sense, includes claimed reception of information not gained through the recognized physical senses, but sensed with the mind."
https://en.wikipedia.org/wiki/Extrasensory_perception
"Extrasensory perception (ESP), perception that occurs independently of the known sensory processes. Usually included in this category of phenomena are telepathy, or thought transference between persons; clairvoyance, or supernormal awareness of objects or events not necessarily known to others; and precognition, or knowledge of the future."
https://www.britannica.com/topic/extrasensory-perception
"ESP is considered a perception of information about events beyond what may be discerned through the five physical senses or deduced from past experience or knowledge."
https://vault.fbi.gov/Extra-Sensory%20Perception
"Extrasensory perception (ESP), also known as cryptesthesia and the sixth sense, is the ability to acquire information without the use of the five physical senses. Many people believe that everyone is born with one form or another of ESP. For some people it is more developed than others"
https://psychiclibrary.com/extrasensory-perception-esp/