The Pentagon on Monday revealed the location of one of the US Navy’s most secret vessels — a stealthy, nuclear-armed submarine — a day after President Trump rejected Iran’s latest peace offer. The ...

The Pentagon revealed the location of a U.S. Navy nuclear-armed submarine in a rare move a day after President Trump rejected the latest peace proposal from Iran. The Ohio-class ballistic missile ...

The Pentagon announced that a U.S. Navy nuclear-armed submarine has arrived in Gibraltar, a rare acknowledgement of the whereabouts of one of America’s most secretive weapons a day after President ...

NAPLES, Italy — A Navy ballistic missile submarine arrived in a British territory along the Mediterranean Sea this week, an unusual glimpse of one of the service’s stealthiest vessels coinciding with ...

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The Navy is canceling a long-delayed overhaul of the USS Boise after costs ballooned to nearly $3 billion, with Secretary of the Navy John Phelan saying the submarine no longer made financial or ...

We rely daily on the GPS on our phones to get to many different places in our lives. However, the technology stops working in the depths of the ocean, which is why submarines need something different.

The USS Massachusetts is seen during its commissioning ceremony in Boston, Massachusetts, on March 28th, 2026. (MCS2 Lucas J. Hastings/U.S. Navy) Editor’s note: A previous version of this story ...

As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

The United States military uses nuclear submarines to attack strategic targets, gather intelligence, and deter threats. Submarines make up part of the "nuclear triad" that protects against nuclear ...

While diesel engines don't need spark plugs, they do need air ventilation for proper combustion. This is a problem for vessels traveling underwater, such as submarines. Yet diesel submarines exist and ...

The U.S. Navy today possesses the most technologically advanced submarine force in the world. Its nuclear-powered attack submarines and ballistic missile submarines remain unmatched in speed, ...