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 ...

The US Navy wants to mix uncrewed underwater vehicles into its submarine forces. A commander said it's taking a "SpaceX approach" to testing, getting systems out quickly to see what works.

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 US Navy is developing a class of attack submarines that will serve into the 21st century. The US Navy’s SSN(X) attack ...

Sailors aboard the Virginia-class fast attack submarine Iowa man the rails during a commissioning ceremony in Groton, Connecticut, on Saturday. (John Narewski/U.S. Navy) The Navy formally ...

The U.S. Navy welcomed a new USS Iowa into its service this weekend. The new nuclear submarine ... “It just feels natural for us to have a warship named Iowa back on the Navy register.

Shipbuilders have not been able to reach the production rates necessary for Virginia-class submarines such as New Jersey , pictured here. (Janes/Michael Fabey) The US Navy (USN) is facing delivery ...

Today on CNN 10 we find out what a Supreme Court ruling means for rapid deportations in the US. Then we'll see ... We also learn who the Navy's newest nuclear submarine was designed to accommodate ...

The USS Iowa (SSN 797) was commissioned in a ceremony on Saturday at Naval Submarine Base New London in Groton, Conn. It is the Navy’s first submarine to be named after the state of Iowa.