The State Department has shifted the model underpinning its internal chatbot, StateChat, from Anthropic’s Claude Sonnet 4.5 to OpenAI’s GPT-4.1, according to an internal document obtained by ...

Key refueling-related tests for the B-21 Raider are now underway, an Air Force spokesperson confirmed to Defense One, the latest milestone towards delivering the next-generation bomber by 2027. “We ...

The Department of Homeland Security plans to install AI upgrades in 148 of its uncrewed camera towers on the U.S. border this year, and to add another 50 next-generation ones. On Wednesday, GDIT ...

Reuters could not determine the types of injuries and whether they include traumatic brain ​injuries, which are common after exposure to blasts.” Iranian missile and drone attacks have dropped ...

Apparent Russia-linked hacking collectives backing Iran have been observed joining the cyber activity unfolding alongside the U.S.-Israel war against Iran, though analysts have mixed views on whether ...

The Senate has confirmed President Donald Trump’s pick to lead Cyber Command and the National Security Agency in a dual-hatted capacity, giving the signals intelligence and hacking titans their first ...

The Pentagon is focusing on operational objectives for success, leaving out Trump’s calls for “unconditional surrender” and an “acceptable” new leader.

The U.S. military is reupping its request for civilian employees to deploy to the southwest border to assist with immigration enforcement operations, with supervisors now facing a stronger push to ...

The administration’s government-wide ban on the company’s AI tools has forced the command to work faster to be “model-neutral.” ...

The Pentagon first asked its civilian workers to consider volunteering for assignments to the Homeland Security Department's immigration-enforcement operations last year. On Monday, Defense Secretary ...

The company asserts that its designation as a supply-chain risk is an illegal retaliation, not an action to protect national security.

New data also reveals the costs to units and individuals when they push too hard under the assumption that suffering makes a soldier tougher. The idea that ignoring discomfort is the hallmark of "good ...