Word: phenomenon
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Dates: during 1920-1929
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...what influence the sun exerts-whether cathode rays, Hertzian waves or negatively charged particles-to cause "the dance of the dead men," the "merry dancers," the Polar or Northern Lights, is undetermined by scientists. But two centuries of observation have indicated that sunspot years are aurora borealis years, the phenomenon, ordinarily confined to polar regions, being sometimes visible as far south as Yucatan in the Western Hemisphere and Gibraltar in the Eastern...
...spectrum. This fact was utilized for experiments in flash-signal communication that was invisible to any one but the receiver of a message. The receiver was equipped with a tinted shade for his field glasses similar to the shade used in the signal lamp. Application of this phenomenon to airplane camouflage, theatrical scenery and detection of forgeries was elaborated.?Dr. Robert W. Wood, Johns Hopkins University...
...Speed Demon" who has recently set all Charlestown by the ears with his 60-mile clip after boasting that he would lead the police a lively dance, is no new phenomenon to Cambridge. For years motorists have driven past the Yard in a manner as bloodthirsty as you please. Recently the tendency to scorch down Massachusetts Avenue with all eight cylinders hitting furiously and the "cut-out" wide open has accelerated perceptibly...
...casual observer, this phenomenon of penurious timidity is mystifying. To the case-hardened Bostonian, it is only wearily disgusting. Politics is conceivably the explanation. Politics was the landscape-gardener for the Esplanade, the recreation director for Franklin Park, the marine zoologist for the Aquarium at City Point, and the engineer for Stuart Street extension. Politics was the architect for a beautiful bridge spanning the Charles at Massachusetts Avenue. Politics was the name of the hard-headed business man that quashed the project and then threw away some bushels of taxpayers money reinforcing the old ugly structure. In the present case...
Since the 17th Century, Science has recognized the phenomenon that enables people stone deaf to hear conversation if exceedingly loud repercussions occur at the same time. Utilizing this principle, Dr. Byron E. Eldred of Manhattan has invented an ear trumpet. His apparatus consists of a box which, attached to an electric socket, shouts into the ear a large noise, part click, part scream, part whir, not unlike that of an electric train. At a recent meeting of the New York Otological Society, Dr. Eldred presented his invention. The society was skeptical...