
Serbian‑American inventor and electrical engineer (1856–1943) noted for developing alternating‑current power systems, the induction motor, and the Tesla coil, and for pioneering wireless technologies. His work with Westinghouse helped electrify the 1893 Chicago World’s Fair and Niagara Falls, shaping modern power transmission.

Nikola Tesla (1856–1943) was a Serbian-American inventor and electrical engineer renowned for his contributions to the development of alternating current (AC) electrical systems.

Thomas Edison was an American inventor and businessman born on February 11, 1847, in Milan, Ohio. He developed numerous devices that significantly influenced life around the world, including the phonograph, the motion picture camera, and the practical incandescent light bulb.