As it tried to demonstrate its continuing ability to fight, Ukraine said it had used drones to inflict serious damage on a Russian Kilo-class submarine at a Black Sea port. By Maria Varenikova ...

Ukraine’s Security Service said its underwater Sub Sea Baby drones attacked Russia’s Novorossiysk naval base and disabled a Project 636.3 Kilo-class submarine carrying Kalibr cruise missiles. Ukraine ...

The British navy said Thursday it tracked a Russian submarine navigating through the English Channel for three days, as it steps up efforts to police its seas against such threats. A British naval ...

Ukraine has carried out a successful underwater drone strike on a Russian submarine in the port of Novorossiysk, causing critical damage to the vessel, its domestic security service says. In a ...

Ukraine's security services have released video of what they said was an underwater drone attack on a Russian submarine moored at the Black Sea port of Novorossiysk. Russia countered with its own ...

Ukraine says underwater drone strike is historic first Russia denies attack caused any damage Attack hits Kilo-class, missile-carrying submarine Vessel was in Russia's Novorossiysk port in Black Sea ...

The mystique of nuclear-powered submarines has been captured by at least half a dozen popular Hollywood films. Some have centered on the drama of undersea warfare and the risk of global nuclear ...

Ukraine’s domestic security service, the SBU, said Monday that it had carried out an attack on a Russian submarine in the Black Sea port of Novorossiysk, causing critical damage to the vessel and ...

This is the moment Ukrainian forces are believed to have destroyed a Russian submarine using underwater drones, in what is believed to be the first attack of its kind in history. Footage shared by ...

Construction of a new sub could cost up to $500million THIS is the incredible moment Ukrainian forces sink a Russian submarine with a sea drone for the first time in history. Astonishing footage ...

The Ukrainian military says it has blown up a $400m Russian submarine in an unprecedented attack on the Russian navy’s most important remaining Black Sea base located in Novorossiysk. The strike marks ...

KYIV — In another deep-strike attack against Russia, Ukraine blew up a Russian submarine docked in a secure naval base, Ukrainian counterintelligence agency Security Service of Ukraine (SBU) said ...