During the Cold War, the Soviet Union developed a secret program to create massive amphibious assault submarines capable of invading North America. Beginning with Project 621 in 1948, these underwater ...

The Central Oregon submarine group formed in 2003 with a handful of members. It is affiliated with the national organization ...

Explore Australia's new underwater surveillance network designed to enhance maritime defense and security in strategic ...

Russia’s Khabarovsk submarine is broadly similar to an existing Borei-class submarine, but was built specifically to launch the advanced Poseidon nuclear torpedo.

Boeing has released the first footage of the U.S. Navy's "Orca," a massive 85-foot underwater drone designed to operate ...