Drone tech moves beyond surveillance, safely subduing armed threats in live trials, showing potential for rapid, non-lethal response.

The recognition arrives as Lee reemerges into the spotlight after a contentious, high-profile departure from the agency he ...

A U.S. soldier was put in charge of planning and executing missions with the Optionally Piloted Black Hawk helicopter instead ...

Abstract: This paper presents a Lyapunov matrix-based guaranteed cost dynamic positioning controller for unmanned marine vehicles (UMVs) with time delays. A novel Lyapunov-Krasovskii functional (LKF) ...