Fears have been raised of potential Russian sabotage as it emerged Vladimir Putin ’s submarines are secretly following a spy ...

A Russian submarine was discovered escorting the Yantar while it examined a gas pipeline running between Britain and Ireland ...

According to Ukrainian statements, the drones moved toward the vessel inside the harbor before detonating alongside it, ...

The stark warning came as the First Sea Lord revealed that Russia's Main Directorate of Deep-Sea Research, known as GUGI, is ...

A video of the attack on Novorossiysk with the Sub Sea Baby drone shows a calm port with several ships before a massive ...

Ukraine's SBU domestic security service has released new footage it says shows the country's preparations for attacking a Russian submarine in the Black Sea port of Novorossiysk earlier this month.

Seoul wants to join the undersea naval elite – and has received the blessing of US President Donald Trump to do just that.

North Korea displayed apparent progress in the construction of a nuclear-powered submarine, with state media photos showing a largely completed hull as leader Kim Jong Un condemned rival South Korea’s ...

Through the Ukraine War, the Russian Navy has lost over 20 warships, submarines, landing ships, patrol boats, and support ...

North Korea on Thursday released new images of what it claims is its first nuclear-powered submarine, a massive vessel equal in size to some of the United States Navy’s attack subs.

China says the drills are a stern warning to pro-independence forces, but they look a lot like a practice run.

China's presence in the remote waters of the Arctic stirs unease among officials, hinting at ambitions far beyond exploration ...