An experimental unmanned hybrid-fuel aircraft has taken to the skies for testing over Edwards Air Force Base in the HIgh ...

Designed by Northrop Grumman and subsidiary Scaled Composites, the unmanned XRQ-73 features an ultra-quiet propulsion system ...

DARPA has confirmed the first flight of its XRQ-73 hybrid-electric stealth drone at Edwards Air Force Base in April 2026.

The XRQ-73, a 1,250-pound drone, uses a mix of electric and jet-fuel propulsion, which is supposed to make it much quieter ...

DARPA, Northrop Grumman, and Scaled Composites have completed the first flight of the XRQ-73 SHEPARD, a hybrid-electric unmanned flying-wing aircraft, at Edwards Air Force Base in April 2026. The ...

Conceived under DARPA’s EWA effort, the demonstrator serves as a broader validation platform for Otto’s laminar-flow research, providing data applicable to future energy-relay UAV concepts as well as ...

About a year into the job, Defense Advanced Research Projects Agency director Stephen Winchell is looking to reshape the agency’s space portfolio, arguing it must function less as a collection of high ...

The Defense Advanced Research Projects Agency (DARPA) last month released a solicitation for its two year-long Deep Thoughts ...

After long delays, Northrop Grumman has flown an experimental hybrid-electric uncrewed aircraft system (UAS) designed under a DARPA X-Prime project to develop a minimum viable product to meet an ...

DARPA has awarded contracts to three companies to study concepts for a lunar mission to search for water ice in very low ...