The Arkansas brings improved stealth features and greater firepower than many of its sister submarines—meaning it cannot get out into the water soon enough. America is in dire need of more submarines ...

Trump warns Putin that U.S. nuclear submarine is stationed right off Russian shores in response to Moscow's new 8,000-mile ...

The S-class submarine’s legacy endures as a testament to undersea warfare’s evolution, and the brilliance of early 20th century British submarine designs. The British S-class submarine was one of the ...

The Navy’s next-generation attack submarine won’t be a reality for at least 15 years, according to a new report. The Navy’s SSN(X) was originally slated to enter production in 2031. That timeline has ...

Cadets welcomed attendees of Saturday's event as they watched the christening of the USS Utah in its East Coast shipyard on a ...

If you've ever wondered what the safest place is to be during a tsunami, your first thought is most likely high on a mountaintop somewhere. But what about the depths of the ocean, in the fortified ...