The 243-foot-long vessel is armed with a missile system that has a range of 7,450 miles, according to Russia's state-run TASS ...

President Ferdinand Marcos Jr. said on Monday the presence of a Russian attack submarine in the Philippines' exclusive ...

If trends persist, the Navy will not only be unable to reliably field its Virginia-class subs but also will be unable to keep ...

Submarines have been used in warfare for centuries. Undersea warfare has come a long way since the first experimental ...

In 2005, a $100 million Swedish submarine delivered a humbling lesson to the U.S. Navy by “sinking” the $6 billion USS Ronald ...