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Word: cosmical (lookup in dictionary) (lookup stats)
Dates: during 1940-1949
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Usage:

...Army is very much interested in science these days. Its latest interest is cosmic rays. One reason: the rocket weapons of World War III may shoot through empty space above the atmosphere, where cosmic rays are loose. Another: cosmic rays may some day supply the key to a "super" atomic bomb, which will make the plutonium efforts look like firecrackers...

Author: /time Magazine | Title: Science: Up Where the Rays Begin | 5/27/1946 | See Source »

Starting this week, the Army Air Forces, in cooperation with the National Geographic Society, will make a series of long flights in a B-29 specially equipped to study cosmic rays. Scientific boss of the flights will be Dr. W. F. G. Swann, Director of Swarthmore's Bartol Research Foundation...

Author: /time Magazine | Title: Science: Up Where the Rays Begin | 5/27/1946 | See Source »

...Cosmic rays are not only hard to observe but hard to understand. Dr. Swann believes they are protons and positively charged helium atoms which smack into the earth's atmosphere at enormous speeds. Where they come from, no one knows for sure...

Author: /time Magazine | Title: Science: Up Where the Rays Begin | 5/27/1946 | See Source »

Their fantastic energy is what makes them interesting. Even twenty billion volts is not the best they can do, and this is 200 times the energy of the champion electrons from General Electric's giant betatron. Cosmic rays can burrow hundreds of feet into the ground or penetrate 75 ft. of lead. Some, less energetic, are thought to be secondary particles scattered in showers when a primary particle hits an atom in the atmosphere...

Author: /time Magazine | Title: Science: Up Where the Rays Begin | 5/27/1946 | See Source »

...bomblessness, had made Kapitza's name a national reassurance. "Don't worry," it comforted its people, "the great Kapitza will build you a bomb in no time." According to Russian reports and rumors, he was buzzing around like a June bug, supervising the building of cyclotrons, studying cosmic rays, taking full scientific charge of the Soviet's own Manhattan (or Moscow) Project. Generalissimo Stalin was said to have called him into his presence and offered him everything he needed...

Author: /time Magazine | Title: Science: Atomic Symbol | 5/6/1946 | See Source »

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