Since at least the Vietnam War, an increasingly critical element of air combat has been the radar early warning system. As ...

But beneath the levels of the Pink Floyd and Queen albums that often show up at the top of the "best of" rankings for 1975 ...

University of Kansas Publications, Museum of Natural History 3, 361-472 (1951). Russell, K. R. & Gauthreaux, Jr., S. A. Use of weather radar to characterize movements of roosting purple martins.

Radar was one of the most important factors in the RAF's success in the Battle of Britain. It was deployed across the UK as part of an early warning system which detected incoming enemy planes.