Word: thems
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Dates: during 1940-1949
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When natural uranium is put in a chain-reacting pile, its U-235 atoms start splitting and yielding energy, "fission products" and free neutrons. Some of the neutrons are needed to split more U-235 atoms and keep the reaction going. Others are absorbed by impurities or escape from the...
Burn-Out. Plutonium is fissionable and a fine nuclear fuel, but the first reactors did not produce enough of it to replace the U-235 consumed. So their nuclear fuel gradually "burned out," leaving U-238 as a sort of ash. Thus, the reactors of the early atomic age could...
In his hot and harried lifetime, Vincent Van Gogh painted some 800 pictures. Was one of them the candlelit, unfinished self-portrait in the collection of Cinemagnate William Goetz? The artist's nephew and Amsterdam Museum Director Jonkheer WJ.H.B. Sandberg thought not (TIME, June 6). On the other hand...
Move People. "Technique, composition and all that should be unconscious," Stuempfig explains. "This whole emphasis on technique is a product of the 19th and 20th Centuries; before that people painted the way they walked. The aim is to create something that moves people, that affects them in one way or...
Like many another College listener, Kyser's wife, pretty ex-Model Georgia Carroll, once protested that the quiz questions were too easy. (Sample, flubbed last week by a contestant: "What presidential candidate wore a brown derby and used Sidewalks of New York as a campaign song?") Grudgingly, Kyser agreed...