Defiant is getting closer to embarking on a key long-endurance cruise that could have important ramifications for the U.S.

DARPA christened the USX-1 Defiant, a 180-foot fully autonomous medium unmanned surface vessel built for the U.S. Navy.

The Defense Advanced Research Projects Agency (DARPA) on Monday christened its prototype for the No Manning Required Ship ...

Serco Inc., a provider of professional, technology, engineering, and management services, announced the christening of the ...

DARPA's autonomous Unmanned Surface Vessel (USV), the USX-1 Defiant, took a major step toward operational status as a bottle ...

Following its christening, the USX-1 Defiant soon will begin an at-sea demonstration of its reliability and endurance. The ...

The Navy is testing uncrewed ships like the USX-1 Defiant to see how far it can push warfighting without sailors aboard.

Building on its role in the US Defense Advanced Research Projects Agency's (DARPA's) No Manning Required Ship (NOMARS) ...

NOMARS for short, it was announced by DARPA more than a year ago as a ship designed to never hold a human on board. As such, novel design approaches opened up for the companies that signed up for ...

NOMARS is also pushing the boundaries on ship reliability. Because there is no crew on board to perform maintenance, NOMARS required new approaches for power generation, propulsion, machinery line-up, ...

The NOMARS Voyager platform is designed to drastically decrease the Navy’s cost per mission hour with a reduced platform size, zero onboard manning, and a unique ability to stay on mission longer.

The first NOMARS ship, Defiant, will be a first-of-its-kind 210t MUSV aiming to maximise performance, reliability and maintenance efficiency whilst retaining the ability to carry a significant payload ...