The U.S. Marine Corps' Navy-Marine Expeditionary Ship Interdiction System, or NMESIS, will conduct simulated fires missions in the Luzon Strait.

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Six Russian military aircraft were tracked operating in the Alaskan Air Defense Identification Zone for about 2 1/2 hours ...