Ships and submarines fight wars above the waves and below, but which of those two is faster? We break down the differences in speed between the two.

Submarines' top speeds are different when they're underwater than when they're cruising on the surface -- and not always in the same direction.

What You Need to Know: The USS San Francisco, a Los Angeles-class nuclear submarine, survived a catastrophic collision with an uncharted seamount in 2005. Traveling at full speed, the submarine ...

House Dem grills Hegseth on submarine spending plans: 'Give us the details' Rep. Rosa DeLauro grilled Secretary Pete Hegseth on his plans for speeding up the nation's lagging shipbuilding process ...

A view of the Red Sea near the area where the tourist submarine Sindbad sank off the coast of Hurghada, Egypt. Mark Malak/dpa/AP Images What Is Sindbad Submarines?

In June 1974, the offices of the Summa Corporation in LA were broken into, sparking the revelation of one of the oddest and boldest stories in the history of espionage. It involved submarines, a ...

The USS Washington, a Navy fast-attack submarine, has been awarded a prestigious unit award for its work in securing key intelligence while deployed to the European theater.

The submarine industrial base, which is still reeling from Covid-related supply chain issues and higher workforce retirement rates than expected, needs consistency, he argued.

The Titanic tourist submersible saw its passengers fall on top of each other, submarine expert José Luis Martín said. An investigation into the incident is ongoing ...

Biden wants to cut a submarine — and top Dems aren’t happy "This is going in the opposite direction of where the Navy, Joe Biden and the Congress has been going consistently," Rep. Joe ...