The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as ...

A Royal Navy submarine surfaced just yards from a Russian ... in 2015 as part of the Russian Navy’s top secret Underwater Research Directorate. She belongs to the Northern fleet and her home ...

The UUP MP issued the call in the British House of Commons on Wednesday after Defence Secretary John Healey told MPs the Yantar, a Russian oceanographic research vessel, was being tracked by the ...

A British submarine drove a Russian 'spy ship' out of UK waters in a dramatic confrontation over critical undersea cables. Defence minister John Healey said the Vessel was monitored 'every minute ...

India's newest and deadliest subs can undertake both anti-surface and anti-submarine missions, as well as gather intelligence, lay mines, and take part in area surveillance, officials have said ...

The information uploaded to Strava showed how nuclear submarine patrols are carried out, with patrol timings and routes of training schedules, Le Monde reported. The gaps in time between workouts ...

India's navy launched a submarine, a destroyer and a frigate on Wednesday, representing a considerable military commitment by the nuclear-armed U.S. ally, underscoring the nation's focus on ...

India’s largest rival, China, has been increasing its naval presence in the region. INS Nilgiri, left, along with Submarine Vaghsheer, right, and INS Surat during their commissioning ceremony at a ...

A GIANT 36ft stealth submarine drone dubbed the "Blue Whale" has been deployed in the Baltic Sea to prevent any looming sabotage attacks. Suspicions have been raised over potential deep sea ...

INS Nilgiri, left, along with Submarine Vaghsheer, right, and INS Surat during their commissioning ceremony at a naval dockyard in Mumbai, India, on Wednesday. (Rafiq Maqbool/AP) MUMBAI ...

Prime Minister Narendra Modi participated in the event, noting that “it is for the first time that the tri-commissioning of a destroyer, frigate and submarine was being done.” He mentioned the ...