Word: signalling
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Dates: during 1950-1959
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...several battle scenes. One by one the maudlin leather necks in Sergeant Wayne's squad soliloquize eloquently on the girls they left behind them, what they are going to do when they get back home, or even Why America Must Fight This Terrible War. Such elocution is invariably the signal for the speaker to be picked...
Born the son of a country doctor near Philadelphia, Hap Arnold was the fourth U.S. pilot to be commissioned. Those were the days when the Air Corps had four planes and was a branch of the Signal Corps. Hap was taught to fly in Dayton by the Wright brothers. The planes he flew made 42 miles an hour and the only instrument was a piece of string tied to the undercarriage; if it did not tail straight back, the plane was sideslipping. Hap was the first to direct artillery fire by airborne radio, the first to show that planes could...
...Language. The machines prefer such numbers because their essential parts (electrical relays or vacuum tubes acting like swift relays) obey only two commands: yes or no-i.e., an electrical signal or no signal. So all information fed into the machines has to be predigested into yes-or-no binary arithmetic. Any number, however large, can be expressed in this form. So can elaborate equations like those from the fission problem done for Princeton by the I.B.M. machine. Even languages can be translated in binary numbers. (One way: making different numbers stand for each character, syllable or word.) Any sort...
...signal, a contraption of ropes and pulleys drew the door backward into the church's interior, the Pope crossed the threshold and the Holy Year of 1950 solemnly began...