Word: polarity
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...rehearsed, the radio play presented, among other scenes, one in which Soviet officials debated whether they would be justified in sending the Red icebreaker Krassin at great expense to rescue General Umberto Nobile and other survivors of the Italian polar dirigible flight...
...beard, dark brown, soft and short, was originally a protection against Polar cold in the Arctic and Antarctic. Now the beard is an insignium of popular science. As a correspondent-explorer for William Randolph Hearst, Sir Hubert is distinguished in appearance as well as achievements...
...submarine is a utilitarian thing painted red and grey (for visibility against ice), 175 ft. long. Arched across its deck from stern to bow are two braced beams. They resemble sled runners. They really are runners, to enable the vessel to skid against the under side of polar ice. From the blunt, concrete-reinforced bow projects a long tubular feeler like the solitary tusk of the male narwhal. If under the dark ice the ship strikes an object (whale, rock, island, berg) which its great sub- aqueous searchlights do not disclose, the projecting feeler will ram back against compressed...
...Presented last week by the Geographical Society of Philadelphia. So numerous are his medals that he lumps them thus: Patron's Medal, 1928, by Royal Geographical Society, for work in Polar regions, culminating in (1928) flight from Point Barrow to Spitsbergen; awarded gold medals by American, Belgian, Danish, Cuban Geographical Societies (the Cuban society last week gave a medal to Georges Claude, French scientist who experimentally generates electricity from the heat differences between the surface and bottom waters of Matanzas Bay); silver medals by German Geographical Society and City of Berlin; gold medal by Norwegian and French Aeronautical Societies...
...success makes the world smaller for explorers. Only the airless peaks of the Himalayas, the cold hearts of the polar ice-packs and a few large jungle-guarded areas of the Amazon basin have escaped the eye and tread of civilized man. Only a few other regions have escaped man's mapping and surveying instruments: the vast forests and swamps of northeastern Siberia, the fastnesses of northeastern Tibet, the bandit-infested northern reaches of the Gobi Desert, the sandy centre of Australia, the eastern slopes of the unmapped Andes, the vast Patagonian icecap stretching over South America...