With demand rising for advanced interceptors, Lockheed debuts a missile it says improves on earlier generations of weapons.

The Pentagon wants to build its stockpile of autonomous weapons from thousands of units to the millions — and needs ...

One-time testosterone testing of troops found that 100,691 active-duty soldiers had morning screening levels below the ...

Trump said on Thursday that the execution of Hasan would not be livestreamed. Victims' immediate family members will be able ...

The Defense Department is seeking a variety of information that can help in formulating standards for assessing mild ...

Izaguirre, the U.S. Army Surgeon General, said the service was working to give military parents access to their teen children ...