Federal Resources
- Department of Energy
- DOE, Office of Scientific and Technical Information
- Office of Science and Technical Information: Citations Database
- Environmental Protection Agency, Toxic Release Inventory Program
- Library of Congress: Engineering
- Library of Congress: Science and Technology
- Library of Congress: Science Reference Guides
- National Aeronautics and Space Administration
- National Aeronautics and Space Administration: Science at NASA
- National Institute of Standards and Technology (NIST)
- National Science Foundation (NSF)
- Office of Scientific and Technical Information (OSTI)
- Science.gov
International Resources
- European Space Agency
- European Union Homepage, Europa
- International Atomic Energy Agency
- Library of Congress, Country Studies
- UNESCO: United Nations Educational, Scientific and Cultural Organization
- United Nations Homepage
- US Central Intelligence Agency, World Fact Book
- US State Department Bilateral Relations Fact Sheet (Background Notes)
