战争科学：用激光与微波对抗无人机蜂群

Swatting the Drone Swarms Cheap drones are draining expensive missile defenses. Lasers and microwaves could reset the contest, if they can escape the test range BY SARAH SCOLES IN JUNE, DEFENSE SECRETARY Pete Hegseth visited White Sands Missile Range in southern New Mexico. This stretch of desert had been a proving ground for barely a week when, in 1945, Manhattan Project scientists detonated the first atomic bomb at its Trinity Site, releasing the destructive energy of nuclear fission. Nearly 81 years later White Sands hosted a different experiment in concentrating electromagnetic energy: a demonstration of lasers and high-power microwave weapons designed to take down drones. When operators fired a U.S. …