aircraft carriers

The US Navy's water combat fleet is operating 16 types of ships, including 11 super carriers, 60 destroyers, 22 cruisers and many other warships.

The BBC (UK) on March 6 reported that USS Lexington was found at a depth of about 3km in the Coral Sea, about 800km from the east coast of Australia.

Russia has successfully built a new missile at six times the speed of sound, possibly