Smithsonian Institution
Lemelson Center: Thomas Edison's Places of Invention
An article by Paul Israel from the Prototype newsletter discusses the various laboratories used by Thomas Edison as he was developing his inventions.
Houghton Mifflin Harcourt
Harcourt: Biographies: Thomas Edison
A good description of the inventions and life of this bright and ambitious man. As inventor of the light bulb, phonograph, movie camera and many others, Edison lived a very inspiring life. In Spanish.
Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Energy Pioneers: Thomas Alva Edison
A profile of Thomas Alva Edison, who lived from 1847 to 1931, an American who made many important inventions, such as the electric light bulb. A timeline of his inventions is provided here.