Here's how fast some of the world's modern submarines ... up as repairs and upgrades were canceled. Nuclear submarines are powered by small nuclear reactors that power banks of batteries.

Another trait submarines need is speed. They're far from the fastest vessels in the world's oceans – five of the fastest navy ships exceed 40 knots — but speed is a necessity in order to ...

NEWS has toured the ‘most advanced warship in the world’, with Australia set to receive three over the next decade.

The Virginia Class attack submarine is the U.S. Navy’s newest undersea warfare platform and incorporates the latest in stealth, intelligence gathering and weapons systems technology. Attack ...

maneuvered by three small pushing tugs, eased up to a steel pier built out 30 feet from the shore line. Steel rails with rollers lay atop the pier. The U-505 submarine is moved into position for ...

The UAV took a 5-pound payload consisting of circuit cards, medical supplies, and food to the Virginia-class fast-attack submarine USS ... the capability onto a small patrol boat out of Pearl ...

PERTH, March 16 (Reuters) - In the control room of the American Virginia class attack submarine USS Minnesota, off the Western Australian coast, sonar operators adjust to the chatter of dolphins ...

The Navy plans to equip the larger SWATH ships with active sensors— LFA—to enhance deep water submarine detection and location capability and to provide shallow water detection. The small ...