The Franklin Institute
Franklin Institute: The Case Files: History of Energy
An early history and biographies of the most prominent scientists involved in developing the main sources of energy used in the twentieth century.
US Department of Energy
Us Dept of Energy: Nuclear Age Timeline
This site is a comprehensive timeline of the history of the nuclear age, from the discovery of radioactivity to the cleanup of nuclear weapons.
Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Energy Timelines: Nuclear
A timeline of the scientific developments in our understanding of nuclear energy.