Was Nikola Tesla an extraterrestrial? via Unexplained-Mysteries: A rather peculiar claim concerning Nikola Tesla has been found in the archives of the FBI's official website. There are few people who have contributed more to the widespread implementation of electricity in the modern world than Tesla - a man whose accolades range from pioneering the use of alternating current to conducting experiments designed to transmit electricity wirelessly through the air. Back in 1905, he submitted a patent entitled 'The art of transmitting electrical energy through the natural medium', which was founded on his belief that the Earth itself is a giant electrical generator that could be harnessed to provide practically limitless amounts of electricity. There's no denying that Tesla was way ahead of his time, however it seems that there are some who believe that his penchant for science and electricity had a more otherworldly origin. In a declassified FBI document entitled "Interplanetary Sessions