- Cold War International History Project Electronic Bulletin - Includes two articles related to Bohr and Soviet espionage.
- Embassy of Denmark: Niels Bohr - Article on his life and work.
- Eric Weisstein's World of Scientific Biography: Bohr, Niels (1885-1962) - Articles on the scientist and the Copenhagen interpretation.
- ESVA: Bohr Mini-Exhibit - Pictures from Emilio Segrè Visual Archives.
- MSN Encarta: Bohr, Niels Henrik David - Short encyclopedia biographical article.
- NBI History - Describes his work at the institute for theoretical physics at the Copenhagen university, lated renamed Niels Bohr Institute.
- Niels Bohr Archive - A repository of primary material for the history of modern physics, pertaining in particular to the early development of quantum mechanics and the life and career of Niels Bohr. News, collections, library, publications and seminars.
- PBS: A Science Odyssey: People and Discoveries: Niels Bohr - Short biographical article.
- The MacTutor History of Mathematics Archive - Biographical article, including pictures and references.
- The Nobel Prize in 1922 - For investigations of the structure of atoms and their radiation. Includes biography and presentation speech.
- Triumph of the Copenhagen Interpretation - Part of exhibit on Werner Heisenberg and the uncertainty principle.
- Wikipedia: Niels Bohr - Short article about his work.
