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太阳科普

 栏目带领大家探索谜样的太阳,深入了解太阳对我们过去、现在、未来生活的重要性。也探讨了太阳如何影响地球的重大科学发现,它每秒钟所释放的能量足够人类使用百万年。

  • 太阳科普 第1期 It is dawn and the sun is rising 黎明,朝阳升起 as it has every day for the last 5 billion years. 五十亿年如一日 For millennia it has been a constant golden disk 千万年来,太阳一直有如一个金色圆盘般地 shining its unch
  • 太阳科普 第2期 This is Orkney to live here is to know the importance of the sun. 这是奥克尼,住在这里的人对太阳的重要性了然于心 In the summer the days are long and full of light. 夏季时,这里的白昼漫长明亮 In December it's a diff
  • 太阳科普 第3期 The winter solstice events at Maeshowe demonstrate 梅萧韦古墓葬的冬至事件 an intimate and precise knowledge of 展现了古人 the sun's movements through the sky. 对太阳运行轨迹的精确了解 It was the first step on ourjourney to
  • 太阳科普 第4期 It's easy to appreciate the power of the sun 在这样炎热的夏日,站在德州湾海边 on a nice hot summer's day like here on the Texas Gulf Coast. 不难体会太阳的威力 And you can feel the power of the sun on your skin, 皮肤能清楚感
  • 太阳科普 第5期 Today that sounds ridiculous. 今日这种说法听来荒唐 But two hundred years ago it didn't seem so unlikely. 但是两百年前还颇言之成理 It was widely believed that 当时一般人认为 the Earth was only a few thousand years old. 地球
  • 太阳科普 第6期 The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说
  • 太阳科普 第7期 As they grow bigger and bigger, 随着体积越来越大 they start to spin and throw out a disk of debris 它们开始旋转,甩出的碎屑形成盘状 that will coalesce to form a solar system. 在日后融合形成太阳系 This kind of process
  • 太阳科普 第8期 Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou
  • 太阳科普 第9期 Plasmas I always like to think of as being like naughty children. 我一直觉得电浆就像调皮的小孩 They're full of energy and they are, 充满了能量,随时随地都想捣蛋 want to misbehave and it's ourjob to try 我们的工作就是
  • 太阳科普 第10期 Some people feel quite miserable and depressed 有些人一到冬天就觉得忧郁 and gloomy during the winter months. 消沉,诸事不顺 And some people,a small proportion, 少数人甚至 will go on to develop clinically significant depression
  • 太阳科普 第11期 But the sun is much more than a giant lightbulb. 但是太阳不只是个巨大的灯泡 There are other forces at work in the sun. 其内部还有其他的力量正在运作 Forces that change over minutes and over years. 这些力量可能在数分钟
  • 太阳科普 第12期 And after a while a pattern emerged. 久而久之,人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周
  • 太阳科普 第13期 When the sunspots disappeared something on the sun changed 太阳黑子消失时,太阳表面的变化导致 that cooled the Earth down. 地球温度降低 But it wasn't that the solar output changed. 改变的并不是太阳的输出量 No matter
  • 太阳科普 第14期 It sits a million miles away from the Earth 它位于距地球一百万里处的 at the Lagrangian point 拉格朗日点 where the gravitational pull from the Earth and the sun is equal. 此处地球和太阳的引力相等 Fixed in space it has an u
  • 太阳科普 第15期 The key difference of course is that a sunspot's 最关键的不同点在于太阳黑子 an awful lot bigger and so the total energy, 大得多,所以太阳磁场内 or the amount of energy in the magnetic field 所含的总能量大得惊人 on th
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