Word: sun
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Dates: during 1990-1999
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Like many Harvardians, the women's tennis team traveled down South to bask in the Texas sun. Their spring break, however, proved less successful than hoped as it dropped three of four matches over the week...
Like many Harvardians, the women's tennis team traveled down South to bask in the Texas sun. Their spring break, however, proved less successful than hoped as it dropped three of four matches over the week...
Even military experts disagree on how dangerous these missions will be. "Plinking his tanks will be a piece of cake," predicts Merrill ("Tony") McPeak, the retired general who ran the Air Force during the Gulf War. "Plinking," perfected during the Gulf War, used the contrast between sun-warmed tanks and cooler desert sand to help pilots target the tanks with infrared equipment. How well that will work in the forested Balkans remains to be seen. But retired Navy Admiral Leighton Smith--who ordered NATO's first-ever bombing raid, against Bosnian Serb targets in 1994--thinks the tactic...
Producing energy through nuclear fusion is easy enough to do--provided you have a reactor that can generate temperatures hotter than the sun's. If you could somehow achieve fusion at room temperature, you'd have an unlimited source of power that could retire petroleum, nuclear and solar energy for good...
...20th century has made science more exacting. We demand more of its explanations. To say that the earth goes around the sun is no longer sufficient; we insist on knowing why. And in some fields--space research, for example--decades can go by while novel instruments are designed and built. A further complication is that every discovery provokes new questions. The more we know, the more we do not know...