Word: pilings
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Dates: during 1940-1949
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Enrico Fermi, a Nobel Prizewinner, left Fascist Italy before the last war, continued his researches at Columbia University and became a U.S. citizen. He was a top man on the team that put the first chain-reacting pile to work in Chicago in 1942. Last week he prescribed energy and vigilance as antidotes for panic: "American supremacy is predictable up to 20 years if we work hard. As for me, I expect to sleep as well as my insomnia permits. I'm a fatalist by nature, anyway...
...experts are pessimistic about rockets propelled by nuclear energy. But Britain's nuclear rocketeers are cheery. L. R.Shepherd, technician at the Harwell atomic project (Britain's Oak Ridge), thinks a rocket should be pushed into space by high pressure ammonia gas shooting through a white-hot uranium pile...
Frederick L. Dunn '51 was trapped last month on the vertical wall of a 700-foot cliff in British Columbia. Below him was a 500-foot sheer drop to a pile of avalanche rock and above him a 200-foot granite face; he had nothing to stand on but a rock ledge two feet wide. The sun had set and a blizzard was tearing about him, and there was only one thing Dunn conld do. He rolled out his sleeping bag and went...
...yearbook staff must pile up 500 subscriptions before plans for the Book can be continued. Due to the $390 debt incurred by last year's yearbook, "the Forty and Nine," the Dean's Office will not approve yearbook plans until a sufficient financial backlog is assured...
Plutonium is trickier. It is made in a pile consisting of natural uranium (mostly U-238) rods imbedded in super-pure graphite. When everything is just right, a chain reaction starts. Plutonium can be separated from _ uranium by comparatively simple chemical refining. But the piles themselves are not simple. If they don't work just right, they don't work...