Thomas Edison

Global Politics

Tesla vs. Edison

Tesla's biggest innovation was introducing alternating current as the standard for modern electric power, breaking Thomas Edison's monopoly on DC power. Author and monologist Mike Daisey performs.

Arts, Culture & Media


Did you know there are audio recordings that predate Thomas Edison's phonograph by almost 20 years? The phonautogram was invented by a Frenchman named Ã?duoard Léon-Scott and patented in 1857.