On the cover

Three interviews given by J. Robert Oppenheimer in the 1960s were recently made publicly available by the Niels Bohr Library & Archives at the American Institute of Physics. PTʼs Ryan Dahn discusses what Oppenheimer said—and didn’t say—about his early career during one of the interviews. (Image from Los Alamos Scientific Laboratory, courtesy of the AIP Emilio Segrè Visual Archives, Physics Today Collection.)