| U.S. Department of Energy (DOE): Governmental department whose mission is to advance energy technology and promote related innovation in the United States. |
| DOE: Energy Information Administration (EIA): Section of the U.S. Department of Energy (DOE) providing statistics, data, analysis on resources, supply, production, consumption for all energy sources. |
| DOE: Energy Science and Technology Virtual Library: Collections of scientific and technical information from the U.S. Department of Energy (DOE) with a distributed searching capability. |
| DOE: Office of Science and Technology Information (OSTI): Access to a collection of scientific and technical information from U.S. Department of Energy (DOE). |
| International Energy Annual (IEA): Data summary for world energy production, consumption, price and carbon dioxide emissions. |
| Wikipedia: Energy: Free encyclopedia article explaining the scientific notion of energy. Includes units of measure, energy transformation concepts, types of energy, history and uses. |