Science: Carpet & Window

Radar was only half the story of electronic war. The other half was "counter-radar"—that elaborate series of Allied tricks and dodges to gum up the enemy's radar. Secret until last week, counter-radar had cost the U.S. more than $300 million. But it saved many times that amount in ships and planes. -Headquarters for counter-radar was Harvard's Biological Laboratory. The lab's peacetime monkeys and pickled dogfish were replaced by a regiment of electronic engineers. Their job was to poke fingers into enemy radar eyes. To get in practice for far-off German and Jap radars, the Harvardmen picked on the Radiation Lab at...

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