On Nov. 11, a Yasen-class nuclear-powered submarine passed through the Soya Strait, which separates Japan’s northernmost main ...

Explosions were reported on board an oil tanker believed to be used by Russia's "shadow fleet," docked in Ust-Luga in northwest Russia, near President Vladimir Putin 's home city of St. Petersburg.

An undersea data cable between Latvia and Sweden was damaged early on January 26, the latest in a series of similar incidents in the Baltic Sea in which critical seabed energy and communications lines ...

State-run news outlets claim that the Admiral Nakhimov could set sail for trials as soon as this summer. Moscow has depleted ...

The baot had left to deliver magnesia to France in 2022. Following the war in Ukraine, it was stuck in the port of Saint-Malo. Since then, this Russian cargo ship has been banned from sailing. But its ...

Japanese defense ministry officials have been monitoring a Russian Navy vessel near the southwestern prefectures of Miyazaki and Okinawa.

A Norwegian-owned, Russian-crewed ship that authorities initially suspected of involvement in damage to an underwater fiber ...

The authorities said they believed the vessel may have been involved in damaging the cable, the latest act of apparent ...

Nato countries have stepped up patrols to protect critical underwater infrastructure in the Baltic Sea, which is bordered by ...

The last British submarine known to have severed a cable was HMS Conqueror in 1982. Fresh from firing the torpedoes that sank ...