Science&Tech

President Donald Trump’s executive order to create a “next-generation missile defense shield” that can “defend its citizens and critical infrastructure against—any foreign aerial attack on the Homeland” is technically and budgetarily…

Days after China’s DeepSeek detailed an approach to generative AI that needs just a fraction of the computing power used to build prominent U.S. tools, the global conversation around AI and national security—from how the Pentagon buys and…

ABOARD THE USS ABRAHAM LINCOLN—Deep in the hull of this aircraft carrier, there’s a space about the size of three shipping containers that’s earmarked for naval aviation’s manned-unmanned future. When the Lincoln emerges from its next…

In the next 90 days, U.S. Indo-Pacific Command, working with corporate partners and the Pentagon, will take a hard look at how generative AI tools similar to ChatGPT could help commanders make battlefield decisions more quickly against…

Possible alternatives to a manned 6th-generation combat jet include a more affordable, “F-35 follow- on” aircraft that could manage robot wingmen, the outgoing Air Force secretary said. While the incoming administration will…

Ideally, the Pentagon’s new approach to safeguarding secrets—continuous monitoring to make sure insiders can't access data they shouldn't—would slam the door on leaks. But roles, data, and workflows change so quickly that it is difficult…

A bit more than halfway to the final-design deadline in DARPA’s SPRINT vertical-takeoff program, the two contractors have revealed new details about their candidates.Aurora Flight Sciences is preparing an uncrewed demonstrator with a 45-ft…

More than 800 “potential vulnerabilities and biases” were uncovered by a Pentagon effort to spot problems with using large language models in military medical services, officials said Thursday.The Chief Digital and…

MARINE CORPS AIR STATION MIRAMAR, California—While Marines wait for new F-35s, officials say recent delivery delays haven't altered their goal to fully switch to the fifth-generation stealth fighter jet by the end of the decade. The…

The differing responses of current and incoming administration officials to the unprecedented intensity of Chinese cyberattacks on U.S. infrastructure illustrate how the Biden team’s focus on regulation and intelligence-sharing may change…