As the world’s navies grow, they strengthen below the waves as well as above. Several nations are betting big on submarines.

Satellite photos reveal Beijing is building a network of stealth-penetrating radars in a fresh bid to close off the South ...

The Russian Ministry of Defense unveiled footage from a large-scale live-fire missile exercise, carried out by the Pacific ...

Britain’s biggest warship has been deployed to the North Sea with a group of F-35B Lightning stealth fighters for the latest ...