Science: Striking Twelve

After the President's announcement last week of the U.S.S.R.'s progress in making an atomic bomb (see NATIONAL AFFAIRS), Nobel-Prizewinner Harold C. Urey spoke for U.S. scientists. Said he: "We were never so sorry in our lives that we were so right." Since June 1947, the Bulletin of the Atomic Scientists had shown on its cover two clock-hands pointing to 11:52. Individual scientists, groups of scientists and scientific associations have solemnly warned, time & again, that the clock would soon strike twelve.

There was no "atomic secret." The basic fact that uranium atoms can be...

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