The initiative hadn’t been planned to include xAI’s Grok model as recently as March, the former Pentagon employee said.

The guidance updates a list of conditions that disqualify potential recruits from serving in the armed forces.

As a direct report to the deputy secretary of defense, Guetlein has authority to bypass competitive hiring procedures as he ...

The Pentagon has issued new rules that would prevent people currently treated for schizophrenia, congestive heart failure, ...

President Donald Trump will host Philippine President Ferdinand Marcos Jr., as the two countries seek closer security and ...

U.S. Marines exit LA following month-long deployment that Mayor Karen Bass called an 'unnecessary, unprecedented, and ...

The Pentagon ordered the U.S. Marines to leave Los Angeles on Monday, more than a month after President Donald Trump deployed ...

Pentagon press releases say 20,000 federal troops have deployed to support ICE across the country. The real number may be ...

Justin Fulcher, who served as a senior advisor to Secretary of Defense Pete Hegseth, has departed from the Pentagon after six ...

Shahed-style drones are deadly systems that Russia has been using to strike Ukrainian cities for nearly three years.

Justin Fulcher, an adviser to Defense Secretary Pete Hegseth, said in a statement that he had planned to work in the federal government for only six months.

Top officials at the Pentagon office that played a key role in designing the bombs used in the strikes against Iran's nuclear ...