• Catfish

    12-05-23 Catfish Michael McGriff The catfish(鲶鱼) have the night, but I have patience and a bucket of chicken guts. I have canned corn and shad blood. And I've nothing better to do than listen to the water's riffled dark spill into the deep eddy where a '...

  • Knights & Nights 黑暗时代

    12-04-18 Teacher: Why do we sometimes call the Middle Ages the Dark Ages? Betty: Because they had so many knights. 老师:为什么有时我们称中世纪为黑暗时代呢? 贝蒂:因为那时有许多骑士。...

  • 暗物质的神秘色彩愈发浓厚

    11-10-18 Like all galaxies, our Milky Way is home to a strange substance called dark matter. Dark matter is invisible, betraying its presence only through its gravitational pull. Without dark matter holding them together, our galaxy's speedy stars would fly...

  • I Didn't Notice It 我没有看到另外一块

    11-08-30 Mother: I left two pieces of cake in the cupboard this morning, Johnny, and now there is only one piece left. Can you explain that? Johnny: Well, I suppose it was so dark that I didnt notice the other. 妈妈:约翰尼,我今天早上在橱子里放了两块点心。...

  • I didn't Notice it

    10-12-08 Mother: I left two pieces of cake in the cupboard this morning, Johnny, and now there is only one piece left. Can you explain that? Johnny: Well, I suppose it was so dark that I didn't notice the other....

  • 首个超大型黑洞是如何形成的

    10-08-26 Astronomers believe they have discovered the origin of our universe's first super-massive black holes, which formed some 13 billion years ago. The discovery fills in a missing chapter of our universe's early history, and could help write the next ch...

  • 天文学家即将揭晓宇宙中最大的奥秘

    10-08-20 Normal matter like that found in stars, planets and dust clouds only makes up a tiny fraction(分数,部分) of the massenergy content of the Universe. It is dwarfed(变矮?。?by the amount of dark matter which is invisible, but can be detected by it...

  • 射电天文学家发明新技术研究暗能量

    10-07-22 Pioneering(首创的,先驱的) observations with the National Science Foundation's giant Robert C. Byrd Green Bank Telescope (GBT) have given astronomers a new tool for mapping large cosmic structures. The new tool promises to provide valuable clues a...

  • 天文学家首次近距离观测柱一座暗伴星

    10-04-08 For the first time, astronomers have directly observed the mysterious dark companion in a binary star(双子星) system that has puzzled skywatchers since the 19th century. Using an instrument developed at the University of Michigan, scientists have...

  • 科学家使用超级计算机模拟宇宙起源

    09-10-30 Understanding dark energy(暗力量) is the number one issue in explaining the universe, according to Salman Habib, of the Laboratory's Nuclear and Particle Physics, Astrophysics and Cosmology group. Because the universe is expanding and at the same...