A sunken Cold War-era nuclear submarine is quietly leaking radioactive material into the deep, dark waters at the bottom of the Norwegian Sea, a survey has determined. The Soviet K-278 Komsomolets sank after an on-board fire in April 1989, carrying not just the nuclear reactor that powered her, but two nuclear torpedoes. Now, the results of a dedicated survey led by marine radioecologist Justin Gwynn of the Fram Centre's Norwegian Radiation and Nuclear Safety Authority reveal that the ongoing