Science Past from the issue of November 3, 1962

By Science News, 13:24 PM October 18, 2012

PAST-SEEKING CAMERA — A camera that can “see” what already has happened as well as what is happening may have provided the United States with information on missile bases in Cuba…. Special photographic plates are sensitive to heat (infrared) radiation and the past presence of objects is shown differentially. This is only one of the many unique photo-devices developed for the defense of the United States. Aerial photographs taken before “quarantine” [by President Kennedy of offensive weapons ...

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