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New assurances this week from NASA that theworld will not end on December 21st. This comes as one British newspaperreports that people on the globe are stockpiling supplies just in case. Join me now was Andrew Fraknoi, the astronomyprofessor of Footh

人教全日制普通高中英语（必修）高三UNIT4-1

Before the eighteenth century, botany was merely a branch of medicine. Until then, mostly doctors and surgeons studied herbs. Attempts had been made by others to classify plant species into groups, but the breakthrough came with the work of Carl Lin

访谈录 2010-12-12&12-14 奥普拉否认自己是同性恋

If it points the camera forward, at first it sees only black. But as it moves toward the heart of the black hole, it encounters the most bizarre place in the universe. A black hole in massive gravity holds everything down to an unimaginably small poi

VOA标准英语2010年-Searching for Life in Outer Space

Space aliens and extraterrestrials have long been popular subjects of Hollywood movies and science fiction literature. But the idea of intelligent life in outer space is no longer limited to fiction. For the last 50 years, scientists and astronomers

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万花筒 2008-08-03&-08-04 中俄境内观测到日全食

Reuters. Thousands gathered in Novosibirsk in Siberia to see a rare solar eclipse. With eye protection and some looking through specially shielded telescopes, they waited until the moment the sun began to disappear in the middle of the day. A total s

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Security forces in Bahrain have vowed to do whatever necessary to shut down anti-government demonstrations. The government has banned protests and the military is cracking down on dissent. Three people have died and 231 were injured when police broke

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Weve all been hearing about ongoing Mars exploration, and how water probably used to be abundant there. And a water spewing volcano was recently discovered on a small moon orbiting Saturn. Water is one sign that life may exist or have existed at some

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First of all let us consider the earth (that is to say, the world) as a planet revolving round the sun. The earth is one of mine planets which move in orbit round the sun. These nine planets, together with the sun, make up what is called our solar sy

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By Jessica Berman The U.S. space agency has released the first close-up pictures of Titan, Saturn's secretive, giant moon. Photos from the international Cassini spacecraft show the orbiting object shr

VOA慢速英语2012 SCIENCE IN THE NEWS - Youngest Type 1a Supernova Ever Observed

SCIENCE IN THE NEWS - Youngest Type 1a Supernova Ever Observed SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. Im Shirley Griffith. STEVE EMBER: And Im Steve Ember. Today, we tell about the discovery of what astronomers are cal

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If you are floating in a balloon, the center of the red spot might be rather calm. But you will be going fast, your balloon will be going faster than the hurricane winds, but it might be a smooth ride. This storm is a sigh to the halt, towering five

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It's really a wonderful time to be an astronomer, especially in studies of Milk Way. Were undergoing something for revolution. In fact, we can take you places. They're really quite remarkable. We are about to embark on an amazing journey. We'll take

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Now, of course, I can't show you a picture of the galaxy on our screen. We can't fly above the galaxy and take a picture of it, and show you. We're stuck in the disc of the galaxy, but we can still image it from the ground, in fact, this image is a p

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By comparing the detailed images, Hubble has taken another spiral galaxy. With the best images of our own taken from the ground, and by using satellites to measure the distance and density of stars in different directions, astronomers have been able

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This is a picture of the Orion Nebula in visible light. We can see all of the gas here located in front of what we know are stars in the background, and we want to be able to look inside this nebula/ and see the stars. In infrared light in this image

英语听力：自然百科 宇宙新领域 鲁特西亚真容曝光

Scientists are likening the new images from a large asteroid to discovery of a new world. Asteroid 21 Lutetia is located between Jupiter and Mars and the European Space Agency's probe Rosetta passed within about 2,000 miles of it, its onboard camera

2006年VOA标准英语-New Planet Discovered Around Distant Star

By Paul Sisco Washington, DC 15 September 2006 watch New Planet report Scientists in Washington D.C. have announced the discovery of a new planet. It is the largest planet ever seen from Earth. New planet, HAT-P-1 It is just weeks since Pluto was re

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Every year the Smithsonians National Portrait Gallery in downtown Washington adds new works to its vast collection. 每年，位于华盛顿市中心的史密森尼国立肖像馆都会为其浩如烟海的收藏集锦中添加新的作品。 Ann Shu

科学美国人60秒 SSS Building a Better Mirror for Telescopes

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