Two crises this week were variously described as wake-up calls for Americans.

A small U.S. security firm is hiring nearly 100 U.S. special forces veterans to help run a checkpoint in Gaza during the ...

An MQ-9 Reaper drifts ominously through the crisp, pre-dawn sky over Sanaa, Yemen. Its matte-gray fuselage blends seamlessly ...

In the early 1980s, Gladys led a five-member team that was programming the IBM 7030 computer, popularly known as Stretch. She ...

Satellite images reveal China is building a massive laser fusion facility, which can be used in nuclear weapons research as ...

Scroll down to read live updates from the Wednesday, Jan. 29 launch of SpainSat from Kennedy Space Center. SpaceX launched a Falcon 9 tonight — and in a rare move, SpaceX did not plan to recover the ...

Denmark's defense minister has announced a deal with the governments of the Faroe Islands and Greenland to boost surveillance ...

The number of Chinese operational nuclear warheads has increased by more than 100 to over 600, the Pentagon reported.

RTX Corp. surpassed earnings expectations in the final quarter of the year as it benefited from continuing demand for its ...

President Donald Trump signed an executive order directing Defense Secretary Pete Hegseth to revise the Pentagon's policy on ...

Russia’s Tartus naval base in Syria became the latest casualty and Mosow’s most significant loss after the fall of Assad’s ...