What does a blacked-out city look like to a modern reconnaissance airplane, or to the computing ego of a guided missile boring down from space? Answer: if viewed with up-to-date infra-red equipment, it stands out like a neon sign. Its smokestacks shine like lighthouses; its highways gleam like long bright lines. Nothing can be securely concealed if it is a few degrees warmer or colder than other things around it.
This week Servo Corp. of America, which specializes in infrared, released pictures of the Long Island plant of Republic Aviation Corp. taken with...
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