ELECTRICITY experiments carried out in 1894 by Nikola TESLA (10 July 1856 - 7 January 1943); inventor; physicist and electrical engineer; born in Croatia in the Austro-Hungarian Empire and naturalized American in 1891. With its hundreds of technological innovation patents; the scientist is defined by his admirers "the man who invented the twentieth century". Engraving by Louis Poyet (1846 - 1913); 19th century