疯狂情景会话真功夫 67.Sophie’s World

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常春藤解析英语【43】Space Mysteries　太空搜密

Space Mysteries 太空搜密 by Kevin Lustig The universe is a big place. In all of that space, humans have discovered many things that both fascinate and mystify us. Tune in to the National Geographic Channel this month to learn about some intriguin

【轻松英文阅读】宇宙中的灾难

While you were going about your day on February 24th of this year, the sun was ejecting a massive jet of particles into space. This phenomenon is known as a CME, a coronal mass ejection and they often come after a solar flare. Luckily for us on earth

万物简史 第12期:如何营造一个宇宙(4)

There is of course a great deal we don't know, and much of what we think we know we haven't known, or thought we've known, for long. Even the notion of the Big Bang is quite a recent one. 当然，有大量的事情我们不知道，还有大量的事情

与美国小学生一起学英文第8册 第9期:伽利略

Galileo Galilei 伽利略伽利莱 Will you believe it when someone says the Earth is the center of the universe and it does not move at all? 如果有人和你说地球是宇宙的中心，它不会转动，你会相信吗？ Of course, you won't. 你

TED演讲:从遥远的星系中我们可以学到什么(2)

And many of the questions that we might have about the universe at large scales, 我们关于宇宙在宏观上有很多问题， such as, how does gravity work? 比如，引力是怎么起作用的？ might be answered by studying these systems. 这些

万物简史 第163期:爱因斯坦的宇宙(6)

If you needed to illustrate the idea of nineteenth-century America as a land of opportunity, you could hardly improve on the life of Albert Michelson. 如果你需要说明19世纪的美国是个机会之乡的理念，那么你很难再找到像阿尔

万物简史 第160期:爱因斯坦的宇宙(3)

Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b

万物简史 第50期:埃文斯牧师的宇宙(14)

Supernovae are significant to us in one other decidedly central way. Without them we wouldn't be here. You will recall the cosmological conundrum with which we ended the first chapterthat the Big Bang created lots of light gases but no heavy elements

万物简史 第48期:埃文斯牧师的宇宙(12)

The question that naturally occurs is What would it be like if a star exploded nearby? Our nearest stellar neighbor, as we have seen, is Alpha Centauri, 4.3 light-years away. I had imagined that if there were an explosion there we would have 4.3 year

万物简史 第47期:埃文斯牧师的宇宙(11)

There's something satisfying, I think, Evans said, about the idea of light traveling for millions of years through space and just at the right moment as it reaches Earth someone looks at the right bit of sky and sees it. It just seems right that an e

万物简史 第46期:埃文斯牧师的宇宙(10)

Looking for supernovae is mostly a matter of not finding them. From 1980 to 1996 he averaged two discoveries a yearnot a huge payoff for hundreds of nights of peering and peering. Once he found three in fifteen days, but another time he went three ye

万物简史 第34期:走进太阳系(12)

So that's your solar system. And what else is out there, beyond the solar system? Well, nothing and a great deal, depending on how you look at it. 这就是你所在的太阳系。太阳系之外还有别的什么？哎呀，也许什么也没有，也

万物简史 第36期:走进太阳系(14)

What an interesting and exciting thought. We may be only one of millions of advanced civilizations. Unfortunately, space being spacious, the average distance between any two of these civilizations is reckoned to be at least two hundred light-years, w

万物简史 第44期:埃文斯牧师的宇宙(8)

Surprisingly little of the universe is visible to us when we incline our heads to the sky. Only about 6,000 stars are visible to the naked eye from Earth, and only about 2,000 can be seen from any one spot. With binoculars the number of stars you can

万物简史 第37期:埃文斯牧师的宇宙(1)

3 THE REVEREND EVANS'S UNIVERSE 3.埃文斯牧师的宇宙 When the skies are clear and the Moon is not too bright, the Reverend Robert Evans, a quiet and cheerful man, lugs a bulky telescope onto the back deck of his home in the Blue Mountains of Au

万物简史 第170期:爱因斯坦的宇宙(13)

You may not feel outstandingly robust, but if you are an average-sized adult you will contain within your modest frame no less than 7 x 10 18 joules of potential energyenough to explode with the force of thirty very large hydrogen bombs, assuming you

万物简史 第174期:爱因斯坦的宇宙(17)

When a journalist asked the British astronomer Sir Arthur Eddington 有一位记者问英国天文学家阿瑟爱丁顿， if it was true that he was one of only three people in the world who could understand Einsteins relativity theories, 他是不是

万物简史 第179期:爱因斯坦的宇宙(22)

Slipher was the first to notice this effect with light and to realize its potential importance for understanding the motions of the cosmos. Unfortunately no one much noticed him. The Lowell Observatory, as you will recall, was a bit of an oddity than

夏说英语新闻晨读 第510期:外太空的电波

本期内容： Something is happening out there, and astronomers sure wish they knew what it was. For the last several years, they have been teased and baffled by mysterious bursts of radio waves from the distant universe: pops of low-frequency radi