Word: occurs
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Dates: during 1930-1939
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...Norris Russell of Princeton (see p. 58) explained what he considers the most reasonable modern theory on this question. The theory was worked out mathematically by Dr. Hans Albrecht Bethe of Cornell, a brilliant analyst of atomic behavior. Dr. Bethe sat down to figure out what atomic reactions would occur often enough to be important in the sun's energy economy, yet not so often as to use up the supply of some important ingredient in a hurry. He found that, at temperatures above 15,000,000° C., hydrogen atoms would attack carbon. The carbon atom would disappear...
Colonel Apted, head of the yard police, said that since the incident did not occur on University property, he was taking no action at the present time...
...doubt very bad-no question about it-that Mr. Hitler is mean to the Jews, and it is a grievous performance. But, what irks me is that these exhibitions of high ethics that my fellow-countrymen indulge in, only occur when the villain is an ENEMY OF THE BRITISH EMPIRE...
...sweeps around from Borneo and the Philippines, through Japan, Alaska, the U. S. Pacific Coast and down through central and western South America to the Cape, Chile shares honors with Japan as the shakiest region on earth. Of 9,000 big & little quakes & tremors recorded every year, fully 21% occur in Chile. Seismic observers estimate that during the past three centuries Chile has had on the average a serious quake every three years. Last week she was hit again...
...other great zone of quake frequency is known as the Mediterranean-Caucasian-Himalayan circle. Along this and the Pacific zone scientists estimate 91 out of 100 quakes occur...