Massachusetts Institute of Technology
Mit: Inventor of the Week: Nikola Tesla: The Electro Magnetic Motor
Use this site to learn about the inventor of the electro-magnetic motor, Nikola Tesla. Find out why Tesla's experimentation with alternating current was so important to later inventions and use of electricity.
PBS
American Experience: Technology Timeline: 1752 1990
Short descriptions of important technological innovations produced in America and the date of their introduction.