Nuclear weapons can produce some of the most devastating destruction of any device ever created by humankind -- so what ...

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 ...

North Korea revealed Saturday it is building a nuclear-powered submarine — a weapon that experts say would be “absolutely threatening to [South Korea] and the US.” Images showed Kim Jong Un ...

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 ...

SEOUL, South Korea — North Korean state media on Saturday released photographs of national leader Kim Jong Un inspecting progress on a “nuclear-powered strategic guided missile submarine.” ...

On August 29, India’s defense minister celebrated the commissioning of the S3 Arighat, India’s second-ever home-built nuclear-powered submarine. Named 'slayer of enemies', Arighat ...

The news posted a photo showing the country's leader, Kim Jong-Un inspecting what seems to be part of the submarine. North Korea's leader Kim Jong Un inspects a nuclear submarine during a visit to ...

SEOUL, South Korea (AP) — 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 ...

SEOUL, South Korea — 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 ...