Word: pyramiding
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Dates: during 1980-1989
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...process, the nation's 3,500 machine-tool companies have become the tiny base upon which all of American industry now sits like an inverted pyramid. The firms range from garage-size shops with one or two workers to giant manufacturing companies with employees numbering in the thousands. Large or small, the businesses all have one thing in common: they make the tools, drills, lathes, presses and other industrial machines without which no manufacturer can operate...
...cocaine business. Says he: "I started selling some to close friends because I couldn't afford to buy it for my wife and myself. We found a way to beat inflation." In fact most traffickers like Steve are engaged in a game that resembles the chain letter or pyramid schemes...
Above this devastation towers the still threatening mountain itself. Because the explosion literally blew the top off Mount St. Helens, its height has been reduced from 9,677 ft. to 8,300. Its shape has changed from a symmetrical, Fujiyama-like cone to a lopsided pyramid that resembles a broken tooth. Occasionally it still puffs smoke and steam...
...Harvard graduate student this week proved there is a third correct answer to the controversial "pyramid" question on last fall's Preliminary Scholastic Aptitude Test (PSAT...
Right? Yes, said a panel of college math professors who reviewed the question. No, said Dan Lowen, who realized that if the triangular faces of the pyramids are placed together, something else happens as well. Four other triangles-two on each pyramid-form two planes, thereby reducing the number of exposed faces by still two more. So the new solid has only five faces in all. After making models of their own, the math experts confessed that Lowen was right. Admitted University of Georgia's Jeremy Kilpatrick: "Our faces are red." Testing Service Vice President Arthur Kroll added...