Undersea warfare training is critical for Australia to maintain vital supply lines, the country's military said.

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

Equipped with MK48 heavy torpedoes and Tomahawk cruise missiles, fast-attack subs like the Virginia-class can rain terror on an adversary fleet.

The USS Nautilus was the world's first nuclear-powered submarine. It participated in scientific and military operations ...

Technological innovation often takes leaps forward in times of war, with advancements born from the need to outmanoeuvre ...

Establishment figures like Malcolm Turnbull, who are calling for a more “independent” Australian foreign policy, represent ...

The evolution of naval warfare sees a shift from battleships to submarines and aircraft carriers. Control of supply lines shapes the war at sea, as decisive battles in WWII become increasingly ...