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 ...

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.

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

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

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

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

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

A hacking group used the tools to target networks belonging to NASA, the Federal Reserve, the National Institutes of Health, ...

Maintenance delays have cost the Navy’s attack submarine fleet more than 41 years they could have been in operation—and those ...

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