Modern subs became practical for military work in the late 19th century when engineers figured out how diesel submarine engines could work underwater. Using a diesel engine to charge a large bank ...

North Korea has conducted a slew of underwater-launched ballistic missile tests since 2016, but all launches were made from the same 2,000-tonne-class submarine which has a single launch tube.

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

Submarines began navigating the depths before the 1900s, and they've advanced considerably in all that time. Modern military subs are stealthy, nearly silent killers roaming below the waves, and ...

Built in 1943, the Becuna is a Balao-class submarine with a Greater Underwater Propulsive Power 1-A modernization — today, it's the only remaining GUPPY 1-A submarine in the world. After serving ...

A nuclear submarine would enable North Korea to go long distances underwater without needing to resurface. That capability could enable the country to strike a target stealthily and without detection.

North Korea has conducted a slew of underwater-launched ballistic missile tests since 2016, but all launches were made from the same 2,000-ton-class submarine which has a single launch tube.

I toured the Becuna, a WWII warship and the only submarine of its kind left in the world. Take a look inside.

But compromises are necessary given that we’re 100ft underwater, tightly sealed (I ... is now offering 45-minute trips in a four-tonne submarine. The justly famous and freshly spruced-up Huvafen ...

In September 2023, North Korea unveiled what it claimed was its first tactical nuclear attack submarine capable of carrying out an underwater nuclear attack. At that time, Kim announced a plan to ...

Introduction An Underwater Communication System is a specialized network designed to transmit data, voice, or control signals beneath the water ...