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The MRZR X made its debut at the AUVSI unmanned systems show near Washington, D.C., on Tuesday.

Mattis said he was once a skeptic about maintaining ICBMs in the nuclear triad, but he has changed his mind.

The military's F-35 is about to get a new technology that will prevent pilots from flying into the ground by mistake.

Defense Secretary Mattis said new low-yield nuclear weapons would be bargaining chips for arms deals.

The U.S. Army is planning on testing the first prototypes of the Robotic Combat Vehicle by 2021.

Did the U.S. military miss its window of opportunity to beat out adversaries in hypersonics development?

A cyber attack on U.S. infrastructure would not warrant a nuclear strike, the vice chairman of the Joint Chiefs said.

The MQ-9 reaper can carry and deploy ordnance, meaning it could be used to conduct strikes as well as to conduct intelligence...

A small, GPS- and laser-guided precision glide weapon could make its way to the battlefield in a few years.

The A-10s flew their first mission within 24 hours of landing at Kandahar Airfield.