They're the first nuclear submarines to be designed in an entirely 3D, computer-simulated environment, and typically operate on ten-week patrols with a crew of 98 personnel. Astute-class submarines ...

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South Korea launched the first of three new 3,600-ton submarines this week, marking another step in its efforts to strengthen its undersea fleet and counter threats from north of the border. The ROKS ...

The construction of nuclear-powered submarines is a highly provocative move as it requires the possession of weapons-grade, ...

SEOUL, Nov 3 (Reuters) - South Korea said on Monday its push to obtain nuclear-powered submarines was not intended to fuel a broader arms race, and that it had reassured Washington and Beijing that ...