Word: earth
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Dates: during 1930-1939
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...power on earth can stop the Townsend Plan," boomed Washington's Representative Martin Smith...
...built a group of roomy, attractive buildings for its colony of scientists. Most of the touring businessmen had heard of modern oil prospecting by "artificial"' earthquakes and other geophysical methods. At Harmarville they saw how it was done. A charge of dynamite in the ground was detonated. The earth tremors were recorded on a seismograph mounted on a truck some distance away. From the shock record the speed of the tremors was deduced, and from that the geological character of the ground. Also on view were gravity instruments so sensitive that they detect the moon's tidal pull...
...question, 'Is there life on Mars?' ", said Dr. Andrews, "has been definitely decided by recent observational evidence which shows the atmosphere of the planet contains but one quarter of one percent as much oxygen as does the earth's atmosphere at sea level. Human beings, such as inhabit the earth, would find life very difficult, far more extreme than the lack of oxygen at the top of high mountains...
From scientific investigation in the past it has been known that the atmosphere would be less than one quarter as dense as that of the earth. Whether this condition would prohibit life as we know it had been an open question among astronomers...
...only time I've succeeded in attracting you is when you're with some fair one--and many a pretty tale you've told her about me, too--but, old fellow, it's time you learned the truth. I really have much more to do with your earth besides affecting lovers and inspiring poets. The story of my origin; my mountains and craters; my influence on the sea and hundreds of other things are just as interesting as my love lore. Why not journey to the Astronomical Laboratory and hear my good friend and pupil Dr. Kuiper tell...