For decades, many of the most advanced military weapons were developed in complete secrecy.

In-demand lasers and microwave weapons kill drones by using either burning hot beams or electromagnetic force fields.

They opened this war by moving two Navy aircraft carriers — along with dozens of Air Force fighters, bombers and refueling ...

In 2023, former UN weapons inspector and scientist Rocco Casagrande arrived at the Eisenhower Executive Office Building, next to the West Wing of the White House, carrying a small, sealed container.

For the first time in more than half a century, there are no binding restraints on the buildup of the largest nuclear forces on Earth. The New START treaty expired on Feb. 5, 2026, ending the last ...

The expiration of the New START treaty has the US and Russia poised to increase the number of their deployed strategic ...