Stratolaunch will work with the Military Defense Agency to test systems designed to take out hypersonic weapons.

Firefighters battled early Thursday to control a series of major fires in the Los Angeles area that have killed five people, ...

Chief national security correspondent Jennifer Griffin has the latest of the Department of Defense’s efforts to aid the ...

U.S. and Danish officials lobbied the developer of Greenland's largest rare earths deposit last year not to sell its project to Chinese-linked firms, its CEO told Reuters, adding it has been in ...

Strong winds fuelled a massive fire in southern California, flattening homes, overtaking roads and and forcing at least 30,000 to evacuate. The fire in Pacific Palisades exploded from 10 acres to more ...