Word: thunderclouds
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Dates: during 1940-1949
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What a radar "sees" is not the thundercloud itself; raindrops or hailstones inside it reflect the radar's waves. The fierce air currents do not show up on the scope, but the presence of large masses of raindrops is a strong indication of turbulence. A plane equipped with the proper radar can steer a safe course, even at night, among a herd of thunderstorms. The Weather Bureau's radar can spot a storm as far away as 100 miles, and warn planes to steer clear...
Stop the 'Hail. G.E. does not plan to tinker with the whole U.S. atmosphere, but it has its eye on hailstorms, which do enormous damage to crops in certain parts of the country. Hail is formed when raindrops are sucked into rising currents in a thundercloud. They freeze high in the air, collide with supercooled water droplets, and grow into crop-slashing hailstones. Dr. Irving Langmuir proposes to charge the thunder-threatening air with silver iodide particles. Sucked up into the cloud, they will turn the supercooled droplets into snow before they can build up hailstones...
...said, that his wife had had a similar vision and had conceived. Ramakrishna was born on Feb. 18, 1836. He had his first spiritual ecstasy at the age of six or seven while eating puffed rice. "He looked up at the sky and saw a beautiful, dark thundercloud. As it spread, rapidly enveloping the whole sky, a flight of snow-white cranes passed in front of it. The beauty of the contrast overwhelmed the boy. He fell to the ground, unconscious, and the puffed rice went in all directions...
...Washington last week war hung like a thundercloud over the 24th annual meeting of the American Council on Education. Representatives of the 534 schools and teachers' associations were told about the effects of war on youth-as they have been in Britain, as they are developing in the U.S., as they are likely to be when war is over...
...immediate danger to Scandinavia rolled up swiftly like a thundercloud. No Scandinavian head has lain entirely easy since Russia attacked Finland, but the new danger sprang indirectly from a humanitarian impulse. The world's heart had gone out to the Finns, and nation after nation put out a helping hand. Sooner or later Germany was certain to grow uneasy because of this world hostility to her quasi ally, Russia...