Sensory deprivation or perceptual isolation is the deliberate reduction or removal of stimuli from one or more of the senses. Simple devices such as blindfolds or hoods and earmuffs can cut off sight and hearing, while more complex devices can also cut off the sense of smell, touch, taste, thermoception (heat-sense), and 'gravity'.
Leonardo da Vinci (1452~1519), the great Italian artist, architect, and man of science, made the first scientific experiments In the field of aviation. He devoted many years of his life to understanding the mysteries of flight, and he left the world 160 pages of descriptions and sketches of flying machines.
Quick Answer. William Gilbert, an English doctor, discovered the science of magnetism and coined the word electricity.. His findings regarding the Earth's magnetic properties explained for the first time how a compass, invented hundreds of years earlier, actually worked. Gilbert is known as the father of both electricity and magnetism. In 1600, he published De Magnete, Magneticisique Corporibus in which he explained his theories of magnetism and the Earth. In so doing, he cast serious doubt on the previously accepted theory that the Earth was in a fixed position at the center of the universe.