when was nikola tesla born and died
Nikola Tesla. born. died. Nikola Tesla, (born July 9/10, 1856, Smiljan, Austrian Empire [now in Croatia]âdied January 7, 1943, New York, New York, U.S.), Serbian American inventor and engineer who discovered and patented the rotating magnetic field, the basis of most alternating-current machinery. He also developed the three-phase system of electric power transmission.