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SSN-798 was part of a $17.6 billion contract awarded by the U.S. Navy to prime contractor General Dynamics Electric Boat to construct 10 Virginia-class submarines. [4] Ray Mabus, then Secretary of the Navy, announced the name Massachusetts on 8 November 2015 in an opinion piece for The Boston Globe. [5]
A 16th-century Islamic painting depicting Alexander the Great being lowered in a glass submersible. The concept of underwater transport has roots deep in antiquity. There are images of men using hollow sticks to breathe underwater for hunting at the temples at Thebes, and the first known military use occurred during the siege of Syracuse (415–413 BC), where divers cleared obstructions ...
Entering service in 1917, the steam-powered British K-class may be seen as the peak of surface-optimized submarines in WWI. They achieved 24 kn (44 km/h) and in an emergency could submerge in just shy of five minutes, although a half hour was a more reasonable timeframe in normal operation. 103 m long, and with an estimated maximum diving depth of 61 m, they were 4 m short of being able to ...
The mechanical systems of submarine periscopes typically use hydraulics and need to be quite sturdy to withstand the drag through water. The periscope chassis may also support a radio or radar antenna. Submarines traditionally had two periscopes; a navigation or observation periscope and a targeting, or commander's, periscope.
Ross added: “We are creating actual recorded Zoom videos of people at the start of a job interview and what we’re planning to do is change the background and ask people not just about first ...
USS Swordfish (SSN-579), a Skate-class nuclear-powered submarine, was the second submarine of the United States Navy named for the swordfish, a large fish with a long, swordlike beak and a high dorsal fin.
As quarantine continues for another week, more and more people are starting to face new problems with having work meetings over Zoom. Between relatives walking awkwardly in the background to not ...
Video producer Dan Crowd posted a 14-second clip of his masterpiece: A Zoom background that shows Crowd accidentally walking in on himself. It’s very meta.