![XRQ-73](https://theaviationist.com/wp-content/uploads/2024/06/DARPA_XRQ-73_SHEPARD_1-326x245.jpg)
DARPA Announces New XRQ-73 SHEPARD Hybrid Electric Propulsion Demonstrator
The Series Hybrid Electric Propulsion AiRcraft Demonstration program aims to develop a novel long endurance unmanned aircraft, with first flight expected by the end of 2024. The Defense Advanced Research Projects Agency (DARPA) has announced […]