Aage Bohr followed his father, the eminent physicist Niels Bohr, into the field of theoretical physics. Bohr's father was director of the Institute for Theoretical Physics in Copenhagen and instrumental in the development of the Manhattan Project (the U.S. secret program to build the atom bomb during World War II), which the younger Bohr also contributed to as his father's secretary and lab assistant. In the late 1940s and 1950s, Aage Bohr conducted his own research on the structure of the atomic nucleus. With his collaborators, James Rainwater and Ben R. Mottelson, Bohr developed the collective model of nuclear matter. For their work, the three scientists were awarded the Nobel Prize in physics in 1975.

Aage Neils Bohr was born in Copenhagen on June 19, 1922, the fourth son of Margrethe No slash rlund Bohr and Niels Bohr. His early education took place at the Sortedam Gymnasium, as well as...