Add Yahoo as a preferred source to see more of our stories on Google. A US Navy submarine sank an enemy vessel for the first time since World War II in combat with Iran. A WWII expert told Business ...

The March 4 incident in the Indian Ocean marked the first time an American submarine had torpedoed an enemy vessel since the last days of World War II.

Russia relied on nuclear weapons as a cornerstone of its military power, since the early days of the Soviet Union’s atomic ...

Ever since they started sailing the world's waterways in the 17th century, submarines have evolved significantly in the years since. Subs are some of the most important naval vessels in any blue water ...

When people think of military submarines like the Ohio-class nuclear subs used by the United States Navy, they likely picture them firing massive nuclear missiles. While these deadly, deep-diving ...

The Program Executive Office for Submarines, Submarine Combat System Program Office within the Naval Sea Systems Command awarded the contract to Alion. Alion will perform system engineering trade-off ...

For the first time since World War II, a US Navy submarine has sunk an enemy vessel in combat. Earlier this week, a US Navy fast-attack submarine torpedoed an Iranian warship in the Indian Ocean in an ...