The sneakier option is for Russia to go under the thick ice north of Greenland, evading the sensor-laden choke points ...

As increased industrial activity puts fragile deep-sea ecosystems at risk, one artist is raising awareness about imperiled ...

Europa, one of Jupiter’s most intriguing moons, has long been a target for astrobiologists searching for signs of life beyond ...

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.

Through the Ukraine War, the Russian Navy has lost over 20 warships, submarines, landing ships, patrol boats, and support vessels, including its flagship, the Moskva guided-missile cruiser. Last week, ...

Ukraine said Monday it carried out an underwater drone strike that critically damaged a Russian Kilo-class submarine docked in the port of Novorossiysk, marking the first known attack of its kind. The ...

Ukraine is under intense pressure on the battlefield and at the negotiating table, but underwater it appears to be a growing threat to Russia. New satellite imagery shows damage to a Russian naval ...

Ukraine’s Security Service said it had disabled a Russian Kilo class submarine in a rare underwater drone attack in the Black Sea port of Novorossiysk. Russia denied any damage from the attack, saying ...

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 ...