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.

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

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.

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

Ukraine claims it has carried out the first successful combat strike by an underwater drone against a submarine, damaging a ...

A KCNA photo showed Mr Kim at a submarine construction site with his daughter Ju Ae. Read more at straitstimes.com. Read more ...

Ukraine said it disabled a Russian anti-submarine aircraft, which cleared the way for a successful strike on a Russian ...

Welcome Back to the Daily Aviation, as we explore how U.S. Navy SEALs conduct covert maritime operations using submarines, Dry Deck Shelters, and SEAL Delivery Vehicles. Voice, text and video editing ...

The Security Service of Ukraine (SBU) claimed to have damaged a Russian Navy Kilo II (Project 636.3 Varshavyanka) ...