Last seen in:
- The Washington Post - Apr 15 2016
- New York Times - Mar 11 2016
- The Chronicle of Higher Education - Jan 31 2014
- The Chronicle of Higher Education - Dec 6 2013
- L.A. Times Daily - Mar 2 2012
- New York Times - Aug 31 2011
- New York Times - May 30 2010
- L.A. Times Daily - Jul 11 2009
- New York Times - Sep 28 2006
- New York Times - Dec 28 2005
Related Clues:
- Physics Nobelist Niels
- Physicist Niels
- Nuclear theorist Niels
- Pioneer in quantum theory
- Los Alamos scientist
- See 25-Down
- 1922 Nobelist in physics
- Nuclear Niels
- Nobelist Niels
- Noted Los Alamos scientist
- Danish physics Nobelist Niels
- Danish physicist Niels
- Either of two Nobel-winning physicists
- Danish physicist
- Atomic physicist Niels