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  1. en.wikipedia.org › wiki › SubmarineSubmarine - Wikipedia

    The word submarine means 'underwater' or 'under-sea' (as in submarine canyon, submarine pipeline) though as a noun it generally refers to a vessel that can travel underwater. The term is a contraction of submarine boat.

  2. Jun 28, 2024 · Submarine, any naval vessel that is capable of propelling itself beneath the water as well as on the water’s surface. This is a unique capability among warships, and submarines are quite different in design and appearance from surface ships.

  3. Dec 14, 2017 · Sindhughosh Class. Sindhughosh class submarines are the Kilo class diesel-electric submarines. They are designated 877EKM, and were built under a contract between Rosvooruzhenie and the Ministry of Defence (India).

  4. The history of the submarine goes back to antiquity. Humanity has employed a variety of methods to travel underwater for exploration, recreation, research and significantly, warfare.

  5. Nov 12, 2020 · The Kalvari-class submarines have capability of operating in a wide range of Naval combat including anti-warship and anti-submarine operations, intelligence gathering and surveillance and naval mine laying.

  6. Jun 22, 2023 · The five passengers on the Titan submersible that was diving 13,000 feet to view the Titanic on the ocean floor died in a “catastrophic implosion,” authorities said Thursday, bookending an ...

  7. 4 days ago · Nuclear submarine, submarine that relies on a nuclear reactor to drive its propulsion system. A nuclear submarine may or may not be armed with nuclear weapons. The chief advantages afforded by nuclear power are increased speed (allowing submerged submarines to keep up with fast surface ships) and

  8. www.britannica.com › summary › submarine-naval-vesselsubmarine summary | Britannica

    submarine, Naval vessel capable of operating underwater for sustained periods. In the 18th and 19th centuries, American inventors such as David Bushnell (1742?–1824) and Robert Fulton experimented with hand-powered submarines.

  9. 23 hours ago · Antarctic canyons play a crucial role in the instability of the East Antarctic Ice Sheet, as they facilitate the transfer of relatively warm water (Circumpolar Deep Water) from the abyssal areas ...

  10. Mar 20, 2024 · The Navy has the best submarine fleet in the world, which plays an integral role in national security — here's what you need to know about them.

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