神秘的月球 第14期

So in 1994 a small unmanned orbiter Clementine 于是柯蕾曼堤号无人太空船 was sent back to the moon, 在1994年再度前往月球 the first spacecraft to make the journey in more than 20 years. 这是20多年来首度展开这趟旅程的太空

研究表明，火星表面之下埋藏了大量的水

Water Is Buried Beneath Mars Surface, Study Says A huge lake of salty water appears to be buried deep in Mars, scientists reported this week. The presence of water raises the chances of finding life on the red planet. The discovery is based on observ

VOA标准英语2014--Scientists Deliberate Cleaning Space Junk

Scientists Deliberate Cleaning Space Junk WASHINGTON Everything that we launch into an orbit around the earth eventually becomes space debris. Scientists say the increasing number of unusable objects circling our planet is threatening functioning sat

美国有线新闻 CNN 2013-05-08

On the day that President Obama once again said the Assad regime's use of chemical weapons would be a game changer after a week of weighing U.S. military action or directly supporting opposition. A U.S.ally Israel, has apparently hit Syria from the a

英语课程计划-World Meteorological

Every year on the 23rd of March, the World Meteorological Organization (WMO) celebrates World Meteorological Day (WMD). This is the date in 1950 that the WMO was created. A year later, it became a specialized agency of the United Nations to observe t

2008-11-08 印度首次探月

Six, five, four, three, two, one, zero India launched its first mission to the moon on Wednesday, rocketing the Chandrayaan-1 into the dawn sky for a 2-year mission to redraw maps of the lunar surface. Dear colleagues and friends, its a historic mom

7 Astronauts Killed as Space Shuttle Columbia Breaks Up on R

Broadcast: Feb 01, 2003 The U.S. Space Shuttle Columbia broke apart in mid-air Saturday minutes before it was to return to Earth. The U.S. space agency, 1) NASA, says none of the seven astronauts aboa

AP 2011-06-04

1. A UN official who met with war crimes suspect Ratko Mladic as he was being extradited from Belgrade says Mladic was extremely cooperative when taken into custody. He'll appear before a judge in the Yugoslav war crimes tribunal on Friday. Mladic is

VOA慢速英语 EXPLORATIONS - Risk of Crossed Paths Grows in Increa

VOICE ONE: Im Steve Ember. VOICE TWO: And Im Faith Lapidus with EXPLORATIONS in VOA Special English. This week, we tell about a growing threat to airplanes around the world. And we hear about objects in space that are threatening satellites and the

2006年VOA标准英语-US Commander Wants Better Awareness of What's i

By Al Pessin Washington 28 September 2006 US Air Force Gen. Kevin Chilton The head of the U.S. Air Force Space Command says he is working to improve the military's sensor system to ensure that no one can threaten crucial space-based assets. The comm

VOA标准英语2014--欧洲航天局探测器登录彗星

ESA Spacecraft to Land on a Comet 欧洲航天局探测器登录彗星 After a long flight through deep space, a European Space Agency probe is finally approaching its target - a comet millions of kilometers away from earth. Scientists say the missio

VOA标准英语2014--Scientists Look to Space to Map Ocean Floor

In Africa, New Technologies Help Teach Women to Read 在非洲，新技术帮助教女人阅读 More Africans are communicating via text, social media and email. In Senegal, literacy experts are using the new technologies to motivate and teach women

Tracking Outer Space Debris

Every year satellites are damaged or destroyed by objects orbiting the Earth's atmosphere. An Australian company is now using the latest laser technology to track these objects in order to reduce cosmic damage. Li Dong has the details. Even in space,

英语听力：自然百科 印度首次探月

Six, five, four, three, two, one, zero India launched its first mission to the moon on Wednesday, rocketing the Chandrayaan-1 into the dawn sky for a 2-year mission to redraw maps of the lunar surface. Dear colleagues and friends, its a historic mome

英语听力：探索发现 2014-06-04 BBC 地平线：陨石的真相-10

Heset out to investigate a hundred-year-old theory that said asteroids werepowered by the Sun itself. It was called the Yarkovsky effect. The Yarkovskyeffect is a very small acceleration and acts on asteroids and what it is is ifyou take a model, the

VOA常速英语2008年-Russia Warns of New Arms Race in Outer Space

By Lisa Schlein Geneva 12 February 2008 Russia is warning of a new arms race if a treaty banning the deployment of weapons in outer space is not achieved. Russia and China have jointly presented a draft treaty to the U.N. Conference on Disarmament th

英伦广角 2011-09-26 失控卫星将冲向地球

The rule is what goes up must come down, but the trouble is nobody knows exactly where the six-ton NASA satellite will crash land. This white blob is the UARS probe as it spins out of control during its descent, the footage was taken by an astronomer

北极异常升温让科学家不解

Scientists are struggling to understand why a burst of scary warming at the North Pole has pushed Arctic temperatures nearly 20C higher than normal for this time of year. 科学家们感到费解，北极突然出现的可怕变暖为何会导致北极

Fog to hit central, E China

BEIJING, Jan. 21 (Xinhua) -- China's meteorological authorities said Monday that central and east China will be shrouded in fog through Tuesday morning. The National Meteorological Center (NMC) issued a blue alert for the fog. Blue is the lowest leve

名人认知系列 文人骚客10：A Sci-Fi Writer: Arthur Clarke 科幻作家：阿瑟·克拉克

A Sci-Fi Writer: Arthur Clarke 科幻作家：阿瑟克拉克 Born in western England, on December 16th, 1917, the son of a farmer, Arthur Clarke became addicted to science fiction after buying his first copies of the magazine Amazing Stories. He beg