Scientists have long believed that a star explodes when it reaches the end of its life. This explosion is called a supernova. NASA, the American space agency, describes a supernova as the largest explosion that takes place in space. Recently, a team

发表于:2018-12-12 / 阅读(126) / 评论(0) 分类 2017年VOA慢速英语(十一)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Its been nearly 20 years since astronomers first identified a planet outside our solar system. More than 500 exoplanets have been discovered since then, ye

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Astronomers have already discovered hundreds of exoplanets. But make way for the new kid, which is orbiting a kind of star that models say it shouldnt. Researche

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(十一)月

Science and Technolgy. 科技。 The Square Kilometre Array. SKA项目。 Divide and rule. 分工合作。 The world's biggest astronomy project is split between Africa and Australasia. That gives South Africa, in particular, a chance to show its sci

发表于:2018-12-31 / 阅读(68) / 评论(0) 分类 经济学人科技系列

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its not every day we get a chance to time travel. Other than into the future at the rate of one second per second. But astronomers say theyve done a li

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. We humans have always pondered the heavens. Astronomy and physics have come out of our wonder at the points of light in the darkness. Scientists now wa

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If youve ever wanted to explore the universe, your dream is now as close as your keyboard. Because last week, Microsoft unveiled its online WorldWide T

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. To many who stare up at the heavens, the stars may seem simply uncountable. Of course that's not the attitude of astronomers. But they've made a discov

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. When you hear about asteroids close to the Earth, you probably have visions of collisions and extinctions and a post apocalyptic future or of brave space c

发表于:2019-01-08 / 阅读(121) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60 second science, I am John Matson. Were just hours away from the last transit of Venus until the year 2117. A transit is when a planet passes in front of the sun, revealing itself as a tiny black dot on the suns face. T

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(六)月

John Edwards has made it official. The former presidential contender and one-time challenger to Barack Obama, announcing that he will throw his support behind the current front-runner for the Democratic presidential nomination. Edwards made the anno

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 2008年NPR美国国家公共电台五月

Suns Hidden Twin Stalks Planet Earth 太阳隐藏着的小兄弟威胁着地球 [1] When the end of the world comes, we'll know what to blame. Scientists have found compelling evidence that the Sun ha

发表于:2019-01-26 / 阅读(110) / 评论(0) 分类 阅读空间

太荒唐了 It's ridiculous. 亏你还是漂亮女王团的前成员(该团成员的着装偏好白色) Says the former member of the Corn Queen's Court. 求你试试这件吧 Please just try this one on. 好吧 Okay. 反正我现在穿啥 But anyth

发表于:2019-01-28 / 阅读(64) / 评论(0) 分类 生活大爆炸第三季

47 天文学家发现一颗距离地球最远的超新星 DATE=5-9-01 TITLE=SCIENCE REPORT - Farthest Supernova BYLINE=Jill Moss (Start at 59

发表于:2019-01-30 / 阅读(55) / 评论(0) 分类 科技之光

Star Wars fans love Tatooine and its twin suns, but astronomers working with one of the worlds biggest telescopes have done Luke Skywalkers home planet one better. 《星球大战》中的塔图因星球(Tatooine,天行者家族的故乡行星)以

发表于:2019-02-01 / 阅读(48) / 评论(0) 分类 阅读空间

The latest data from the twin Voyager spacecrafts suggest the outer edge of the solar system is not smooth but filled with giant magnetic bubbles. Scientists say the turbulent bubbles are the result of the interaction between the Suns magnetic field

发表于:2019-02-06 / 阅读(102) / 评论(0) 分类 英语新闻

A shiny new telescope is crowding out NASA's other science missions 一个引人瞩目的望远镜把其他科研项目挤出NASA的预算 THE Hubble space telescope, an orbiting observatory launched in 1990 by NASA, America's space agency, 哈勃望远

发表于:2019-02-16 / 阅读(59) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Astronomy 天文 Throwing money into space 往太空扔钱 A shiny new telescope is crowding out NASA's other science missions 新的望远镜正在把美国国家航空航天局其它科学任务挤出去 THE Hubb

发表于:2019-02-16 / 阅读(57) / 评论(0) 分类 经济学人科技系列

在托福阅读的课堂上,经常有学生对繁杂的学术词汇头疼不已。碰到这类词汇,会大大拖慢阅读速度,影响整体的正确率。托福阅读中,所有的单词可以被归为两类:一般功能词汇和学术词汇

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 托福英语

Wikipedia is becoming Wookiepedia as boffins hope the informative website will help us reach out to intelligent life forms. 维基百科(Wikipedia)真的要变身星战维基(Wookiepedia)了。加州研究人员希望这个百科式网站能帮

发表于:2019-02-18 / 阅读(60) / 评论(0) 分类 阅读空间