• 研究人员发现适合生物存活的类地行星

    10-09-30 太空探索研究人员最近发现了一颗大小类似地球的行星,这颗行星围绕离地球20光年的一颗恒星运转,其表面温度适宜产生液态水源,因而很有可能是另一个适合生物存活的星球。 An artist's impression of Gliese 581g, which astronomers say is near Earth - relatively sp...

  • Growth

    10-09-29 When we plant a rose seed in the earth, we notice it is small, but we do not criticize it as rootless and stemless. We treat it as a seed, giving it the water and nourishment(食物,营养) required of a seed. When it first shoots up(射出,发芽) ou...

  • 科学家发现对地球有潜在危险的小行星

    10-09-28 The Panoramic(全景的) Survey Telescope Rapid Response System (Pan-STARRS) PS1 telescope has discovered an asteroid(小行星) that will come within 4 million miles of Earth in mid-October. The object is about 150 feet in diameter and was discovered...

  • 精确找到火山喷发的位置可能将成为现实

    10-09-27 A better way to pinpoint where volcanic eruptions(火山喷发) are likely to occur has been produced by an international team of geophysicists(地球物理学者) . Scientists from the universities of Leeds, Purdue, Indiana and Addis Ababa, investigated...

  • What They Saw

    10-09-26 What They Saw Li-Hong Lei village, China, 2001 Three men out my window drag the earth through hoes, then bend to slit new seed rows. Behind them, an orchard(果园) droops(下垂,消沉) with almonds(杏仁) trees pregnant, the earth conceiving(怀孕...

  • 观测外星世界的火山爆发

    10-09-08 Volcanoes display the awesome power of Nature like few other events. Earlier this year, ash from an Icelandic volcano disrupted air travel throughout much of northern Europe. Yet this recent eruption pales(变苍白) next to the fury of Jupiter's moo...

  • 火山喷发相关词汇1

    10-08-31 rift zone 断裂区 shield volcano 盾状火山 silicate [化] 硅酸盐 silicon [化] 硅 sodium [化]钠 solidification 凝固 solidify (使)凝固,巩固 dormant volcano 休眠火山 Volcanic Explosivity Index 火山爆发指数(VEI) bomb 火山弹 ash 火山灰 block 火山块 the e...

  • 发现:月球正在缩小

    10-08-28 The Man in the Moon has become the latest victim of contraction in the housing market. 月球人成为月球房地产市场紧缩的最新受害者。 A bird soars in front of a half moon near Glencoe, Ky., Monday, Aug. 16, 2010. Astronomers reporting on Thursday in the...

  • 霍金:未来200年人类将面临巨大危险

    10-08-21 英国著名物理学家史蒂芬霍金日前在接受美国著名网站BigThink访谈时,再曝惊人言论,称地球将在200年内毁灭,而人类只有移民外星球才能继续存活。 Humans: Its time to abandon Earth or face extinction. It could be the plot(情节,阴谋) of a summer blockbuster...

  • 黑洞的形成需要多少质量?

    10-08-19 To reach their conclusions, the astronomers looked in detail at the extraordinary star cluster(星团) Westerlund 1, located 16 000 light-years away in the southern constellation(星座,星群) of Ara (the Altar). From previous studies (eso0510 - htt...