You wouldn't expect it, but military submarines have sails too, but they're not used for what you might think. Here's the ...

USS Virginia is pictured here as it gets ready to begin a maintenance availability in Maine in 2021. US Navy officials said ...

World War II submarines usually had a distinct look, shaped more like boats than the conventional crafts. But was there a ...

The U.S. Navy has relied on submarines as an important part of its naval power since the invention of the Turtle, the first military sub, in 1775. Over the years, submarine technology improved ...

Best Royal Navy Submarine Ever? The Royal Navy’s Astute-class submarines are advanced nuclear-powered attack vessels designed ...

The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

The US Navy (USN) is facing delivery delays and cost concerns with its programmes to build nuclear-powered submarines and ...

Undersea warfare training is critical for Australia to maintain vital supply lines, the country's military said.

U.S. controls on sensitive defence exports, relaxed for AUKUS partner Australia last year, still apply to submarines, creating hurdles to defence industry collaboration on U.S. Virginia-class sub ...

The rain-soaked event featured many Navy officials, including Navy Secretary John Phelan, hosting his first submarine commissioning. Several Iowa politicians were also in attendance, including ...

The sale of nuclear-powered submarines to Australia under the AUKUS treaty faces new doubts as U.S. President Donald Trump's ...

The new USS Iowa sub, SSN 797, was commissioned Saturday morning during a special ceremony at Submarine Base New London in Groton, Connecticut. Her maiden voyage will begin on Nov. 4, Commanding ...