Nikola Tesla. Fascinating fact: Tesla never slept for more than two hours a day. Tesla got more out of the day with his limited sleep schedule. Like Da Vinci, Telsa also followed the Uberman sleep cycle and claimed to never sleep for more than two hours a day and reportedly once worked for 84 hours in a lab without any rest or sleep.
Who Invented The Light Bulb? Thomas Edison, Right? Wrong.
Nikola Tesla - 10 July 1856 – 7 January was a Serbian American inventor, electrical engineer, mechanical engineer, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system.