A look at the sheer scale, history, and evolution of 10 of the biggest military submarines ever made, from early experiments ...

The SSN 797 submarine offers quiet movement, and it's equipped with sensitive sonar to track other subs and warships. The ...

The new Navy submarine, a nuclear-powered Virginia-class vessel, is the first submarine to be named for the state.

Russia is spying on four British submarines with nuclear capabilities as part of wider warfare preparations as it aims to ...

Australia is a key American ally in the South Pacific and Darwin Port is Australia's nearest port to Asia. While the ...

USS Iowa (SSN-797), the 24th submarine of the Virginia-class, was commissioned at Naval Submarine Base New London in Groton, ...

The U.S. Navy commissioned its 24th Virginia-class fast-attack submarine, USS Iowa (SSN 797), in a traditional ceremony held ...

North Korea’s indigenous technological base is clearly insufficient to have developed the submarine on its own—almost ...

The country has doubled down on its defense relationship with the United States in recent years. President Trump’s treatment ...

Brandon Williams, Trump's nominee to head the National Nuclear Security Administration, faces scrutiny ahead of his ...

North Korea recently showed the first images of its nuclear powered submarine. The boat, which had been rumoured for some ...