文章列表

• 1.万物简史 第283期:砰!(18)
• Suddenly we were at the center of things, Anderson told me, 突然之间，我们来到一大堆东西中间。安德森想起当年的情景， gleaming at the memory of it, whe...
• 2.万物简史 第282期:砰!(17)
• I'm not mocking this at allit's vital and enlightened work; it keeps Iowa's water cleanbut with the best will in the world it's not exactly dodging la...
• 3.万物简史 第281期:砰!(16)
• He insisted that the iridium had been deposited by volcanic action, 他坚持认为，铱是由火山活动沉积的， even while conceding in a newspaper interview t...
• 4.万物简史 第280期:砰!(15)
• Walter was a geologist specializing in paleomagnetism, Luis was a physicist and I was a nuclear chemist. 沃尔特是地质学家，他的专长是古磁学；路易斯是...
• 5.万物简史 第279期:砰!(14)
• Even among paleontologists it was not unknown. 即使在古生物学界，也不是没有这种看法。 In 1956 a professor at Oregon State University, M. W. de Laubenf...
• 6.万物简史 第278期:砰!(13)
• The results were so unexpected, in fact, that the three scientists at first thought they had to be wrong. 实际上，结果完全出人意料，三位科学家起先以为...
• 7.万物简史 第277期:砰!(12)
• This involved bombarding samples with neutrons in a small nuclear reactor and carefully counting the gamma rays that were emitted; 这项技术包括在一个...
• 8.万物简史 第276期:砰!(11)
• But the thinness of the clay layer clearly suggested that in Umbria, if nowhere else, something rather more abrupt had happened. 但是，这层薄薄的黏土...
• 9.万物简史 第275期:砰!(10)
• While Gene Shoemaker was trying to get people galvanized about the potential dangers of the inner solar system, 正当尤金苏梅克试图提醒人们注意太阳系内...
• 10.万物简史 第274期:砰!(9)
• Altogether it is thoughtthough it is really only a guess, based on extrapolating from cratering rates on the Moon, 据认为──虽然只是根据月球上形成凹...