Russian ice-breaking submarine design
In 2017 famous Russian submarine design bureau, Malachite, patented a special purpose submarine design for underwater technical works. In particular, the submarine is intended for the maintenance and repair of underwater mining complexes on the Arctic shelf.... 
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Russia_to+build_more_deep-sea_submersibles
News: Russia building six more deep-sea submersibles Russian news agency TASS reported on 9th January that the Russian Navy is planning to purchase six transparent bathyscaphes to perform special underwater operations. TASS cited an unnamed source in the Russian military-industrial complex so reliability is unconfirmed. The report is not far-fetched however. ... 
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Poseidon_Torpedo_Supercavitation
Russian super weapon wrongly reported as Supercavitating
Poseidon Intercontinental Nuclear-armed Autonomous Torpedo Russian state news agency TASS has recently reported that the Poseidon weapon uses supercavitation, and claimed a maximum speed in excess of 200 kmph (108 knots). This report is not credible....
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Sweden_A21_Flundran_submarine
Sweden's unique flatfish AIP attack submarine design
The A21 was a next-generation Air Independent Power (AIP) submarine concept from the end of the Cold War. Its unique shape led to the nickname ‘Flundran’ meaning flounder or flat-fish... 
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Royal_Navy_Submarine_SSN-R
Astute's successor: SSN(R)
Royal Navy planners are already looking to the next class of British attack submarines. Although there is little-to-nothing on this subject on the internet, it is a good time to start an article... 
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Surcouf, The Ultimate Interwar Cruiser Submarine
Surcouf
The French cruiser submarine Surcouf was without parallel in the World, and remained the largest and most heavily armed until the final years of World War Two... 
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Narco_2018-12
New development in Narcosub VSVs
Recording of recent narco-sub incidents....
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Turbinia
Turbinia: fastest boat in the world (1896) When it was perfected in 1896, it was literally twice as fast as anything in service with Navies. The world of naval combat was changed forever.... 
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Sarov_Submarine_update
OSINT: Russia's Sarov Class special test submarine in shed Sometimes it is what is missing rather than what is present that is interesting in a satellite image... 
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Nautilus-2020_Luxury_Submarine
Nautilus-2020 Private Private Submarine
What better way to blow the Monaco Yacht show out of the water than with your own private luxury submarine?
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