Beneath the waters off the Western Australian coast, sonar operators aboard a U.S. Navy Virginia-class submarine are ...

Everything we know about North Korea’s nuclear-powered submarine - Photos released by Pyongyang suggest new naval vessel ...

Just over 70 years after Nautilus was commissioned as the first nuclear-powered submarine in the world, all of the US Navy's submarines are now nuclear-powered, according to the Department of Defense.

“It would be absolutely threatening to us and the U.S.,” Moon said ... North Korea has an estimated 70-90 diesel-powered submarines in one of the world’s largest fleets.

The unusual deployment by three navy ships over the past month has prompted a debate in Australia about its aging fleet and ...

North Korea's nuclear-powered submarine, believed to be built with Russian technology, could pose major security concerns to neighbour South Korea and its ally, the US, due to its capabilities ...

“Overwhelmingly powerful warships must serve as a strong nuclear deterrent against hostile forces’ habitual ‘gunboat diplomacy'," he added, according to state-media Rodong Sinmun. Photos of the ...

“Overwhelmingly powerful warships must serve as a strong nuclear deterrent against hostile forces’ habitual gunboat diplomacy," he was quoted as saying by state media Rodong Sinmun. Pictures of the ...

A federal judge temporarily blocked Donald Trump's attempt to deport alleged Venezuelan gang members using the Alien Enemies Act of 1798. Trump claimed the Tren de Aragua gang posed a national ...

North Korea’s newly unveiled nuclear-powered submarine, reportedly made with Russian technology, could pose a major security challenge to neighbour South Korea and its ally the US, experts said.