On Dec. 12, 1952, the world witnessed its first-ever nuclear reactor accident at Chalk River Laboratories right here in ...

The nuclear-powered Oscar II-class submarine sank after a torpedo exploded ... Throughout the Cold War, there had been a number of tragic accidents involving Soviet submarines due to lax safety ...

A report to the US Congress discusses the possibility of an accident with a nuclear-powered submarine if it supplies one to Australia.

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US. State media on Saturday ...

Highly publicized events such as the Fukushima Daiichi, Chernobyl, Goiania and Three Mile Island nuclear accidents; nuclear bomb testing in the Pacific; and the sinking of the Kursk nuclear submarine ...

As the world's first nuclear-powered submarine, Nautilus could remain submerged for two weeks at a time and travel at speeds of over 20 knots, or about 23 miles per hour. Previously, World War II ...

On Saturday, state media released photos showing what it called 'a nuclear-powered strategic guided missile submarine', as it reported leader Kim Jong Un's visits to major shipyards where warships ...

By Choe Sang-Hun Reporting from Seoul North Korea said on Saturday that it was building its first nuclear-powered submarine to enhance its nuclear weapons abilities, and the state news media ...

North Korea has unveiled a nuclear-powered submarine under construction. SEOUL, South Korea -- North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons ...

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the U.S. State media on Saturday ...

CANBERRA, Australia, March 11, 2025 (GLOBE NEWSWIRE) -- HII (NYSE: HII), the largest military shipbuilder in the United States and a global leader in nuclear-powered submarine construction ...