The loss of dozens of MQ-9 Reapers to Iranian air defenses is speeding up the U.S. Air Force effort to replace its venerable strike-and-sensor remotely piloted aircraft with something cheaper yet ...

“Volume has always been a problem,” he said, but AI has raised the prospect of getting “to the nuggets” faster than before.

China is trying to glean the secrets of U.S. artificial-intelligence models by using simpler AI models to query more advanced American ones, national-security and intelligence agencies warned on ...

Congressional appropriators have revived funding for the Navy’s F/A-XX program and lambasted the Defense Department for failing to award key development contracts for the service’s sixth-generation ...

After months of security testing, Pentagon adds an OpenAI product to the list of AI tools approved for unclassified work.

The original GE Aerospace engine nozzle, designed for the F-16, is key to building a vertical takeoff robotic jet prototype.

President Donald Trump’s mandate for a new “Space Academy” puts defense leaders under a NASA-led initiative that could mean ...

Army officials have selected five firms to build nuclear microreactors at U.S. military bases as a bid to create energy ...

The spy agency is taking a key role in the government’s new voluntary model-testing program, though its deputy director did ...

The House approved a stopgap spending bill on Tuesday that will keep the federal government funded through early December, ...

One policy director warned that American companies could be used as a ‘prop’ against their country’s interests.

HONOLULU —A new encryption-based app, Kibu, available to U.S. military operators and foreign military partners, could change ...