Radar and lidar help military leaders shoot for the high ground: These sensors use radio waves and lasers to detect, track, and classify targets, and are moving to ever-higher levels of resolution for surveillance and reconnaissance.

The article focuses on the advancements and applications of radar and lidar technologies in military operations and civilian sectors. Topics include the role of radar in surveillance, air defense, and electronic warfare, as well as lidar's contributions to terrain mapping, environmental hazard identification, and infrastructure assessment.