The USS Connecticut (SSN 22), a Seawolf-class nuclear fast-attack submarine, remains in port for extensive repairs after ...

In 1895, the American John Philip Holland created a submarine with mixed propulsion powered by gasoline and electric engines.

Submarines are meant to be stealthy, silent weapons of destruction, but how do they navigate and engage targets? In more ways ...

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

The 230-ton coastal submarine Type XXIII, meanwhile, had twice the submerged speed and five times the underwater endurance of the small pre-war Type II. However, combat effectiveness was severely ...

Developed during the Cold War by the U.S. Navy to confront Soviet Union forces, the USS Seawolf nuclear submarine is one of the most advanced ships worldwide. The advent of nuclear-powered engines ...

Questions are now being asked about what caused the vessel to sink - and the security measured around such tours.

North Korea obtaining a greater ability to fire missiles from underwater ... to support Russia’s war efforts against Ukraine. He also said North Korea could launch the submarine in one or ...

Finding and disposing of underwater mines on the sea floor is one of the US Navy's hardest and most dangerous tasks. Robots ...

Countries are investing heavily in modernizing their underwater fleets ... strategic submarine program. Submarine technology has come a long way since the Cold War. Modern vessels can remain ...

North Korea revealed its first nuclear-powered submarine, posing a threat to the United States and South Korea. Kim Jong Un has inspected its construction progress.