标签：万物简史 相关文章
Millions of gallons of fresh water evaporate from the ocean daily, leaving all their salts behind, 每天有几百万加仑淡水从海洋蒸发，留下了全部盐分， so logically the seas ought to grow more salty with the passing years, but the
万物简史
Still unaware of what caused the noise, Wilson and Penzias phoned Dicke at Princeton and described their problem to him in the hope that he might suggest a solution. Dicke realized at once what the two young men had found. Well, boys, we've just been
万物简史
Eighty million tons of rock, moving at more than one hundred miles an hour, just fell off the mountain, 8000万吨岩石以每小时160公里的速度从山上崩塌下来， traveling with such force and momentum that the leading edge of the landsli
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The ash fall from the last Yellowstone eruption covered all or parts of nineteen western states (plus parts of Canada and Mexico), 上一次黄石火山爆发所喷出的火山灰，铺满了西部19个州的全部地区或部分地区（加上加拿大
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Such plumes are not all that rare. 这样的热柱并不少见。 There are about thirty active ones on the Earth at the moment, and they are responsible for many of the world's best known islands and island chains, 眼下，地球上大约有30处活热
万物简史
Imagine a pile of TNT about the size of Rhode Island and reaching eight miles into the sky, to about the height of the highest cirrus clouds, 想像一下，有一堆TNT，面积相当于英国的一个郡，伸向13公里高的天空，达到了最高
万物简史
15 Dangerous Beauty 第十五章 美丽而危险 In the 1960s, while studying the volcanic history of Yellowstone National Park, 20世纪60年代，美国地质勘测局的鲍勃克里斯琴森在研究黄石国家公园火山史的时候， Bob Chri
万物简史
Tokyo stands on the boundary of three tectonic plates in a country already well known for its seismic instability. 日本已经是个以多地震闻名的国家，而东京恰好又位于三个构造板块的相遇之处。 In 1995, as you will remem
万物简史
The scale is of course more an idea than an object, an arbitrary measure of the Earth's tremblings based on surface measurements. 当然，里氏震级是一个概念，不是一件东西，是一个根据地面测量的结果武断地得出的地球震
万物简史
The distance from the surface of Earth to the center is 3,959 miles, which isn't so very far. 从地面到地心的距离为6370公里。这不算太远。 It has been calculated that if you sunk a well to the center and dropped a brick into it, 有人
万物简史
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；路易斯是物理学家；我是核化学家。 And now here we were telling paleontologis
万物简史
Chicxulub is buried under two to three kilometers of limestone and mostly offshore, 奇克休留布大坑在两三公里的灰岩深处，而且大部分在近海。 which makes it difficult to study, Anderson went on, while Manson is really quite ac
万物简史
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 Laubenfels, writing in the Journal of Paleontology, 1956年，俄勒冈州立大学教授
万物简史
Pick up a pebble from a Massachusetts beach, and its nearest kin will now be in Africa. The Scottish Highlands and much of Scandinavia are substantially American. Some of the Shackleton Range of Antarctica, it is thought, may once have belonged to th
万物简史
What Shoemaker and his colleagues found was that there was more risk out therea great deal morethan anyone had ever imagined. 苏梅克和他的同事们发现的是，外层空间存在着比想像的还要多多得多的危险。 Asteroids, as most
万物简史
The few craters that remained evident on Earth (most had been eroded away) were generally attributed to other causes or treated as fluky rarities. 一般来说，地球上仅有的几个明显的坑(大多数已经被侵蚀干净)要么被归于别的原
万物简史
The story begins in the early 1950s when a bright young geologist named Eugene Shoemaker paid a visit to Meteor Crater in Arizona. 故事始于20世纪50年代之初。当时，有一位名叫尤金苏梅克的年轻有为的地质学家对亚利桑那
万物简史
At the library in Manson they are delighted to show you a collection of newspaper articles and a box of core samples from a 1991-92 drilling program, 在曼森图书馆，他们会很高兴给你看一批收藏的报纸文章和一箱子取自1991-19
万物简史
There was also the problem, demonstrated by Rutherford and Soddy early in the century, that Earthly elements hold huge reserves of heatmuch too much to allow for the sort of cooling and shrinking Suess suggested. And anyway, if Suess's theory was cor
万物简史
When it was realized that ancient tapirs had existed simultaneously in South America and Southeast Asia a land bridge was drawn there, too. Soon maps of prehistoric seas were almost solid with hypothesized land bridgesfrom North America to Europe, fr
万物简史