BLACK ROCK CAMP, Fiji —Fijian and U.S. officials cemented one defense agreement and opened talks on another—but first, there ...

United Launch Alliance’s new Vulcan rocket won’t send any Space Force payloads to space this year, company officials ...

The National Institute of Standards and Technology has set up a new task force within its existing Artificial Intelligence ...

The Defense Innovation Unit on Wednesday announced new prototype awards for software to enable better command and control and ...

It’s harder to get into the military than stay there—at least by the different medical standards set by the Defense Department. By making them match, the Pentagon could widen its recruiting pool ...

Ten soldiers from the Armed Forces of Ukraine and 10 members from the Security Services of Ukraine spent a week at Idaho ...

The test has some Russia watchers worried about what that launch might signal.  In response to the launch, the United States is “providing Ukraine with hundreds of additional [Raytheon-built] Patriot ...

The Space Force has put a defense contractor on a blacklist intended to hold companies accountable for poor performance and program delays. “There is a company on the watch list ...

VIENTIANE, Laos —A new quarter-billion-dollar package of military aid to Ukraine will include HIMARS rockets, Javelin ...

While the Kremlin’s broadening of nuclear posture seems alarming, experts say future escalation could take a different path.

Updated 9 p.m. ET: Ukraine can now use long-range ATACMS missiles for some strikes inside Russia, the Biden administration ...

VIENTIANE, Laos —The United States will begin to send anti-personnel land mines to Ukraine, a Biden administration policy ...