英闻天下——3 Professors Interpret Mayan Doomsday

Today is December 21st 2012. According to some the Ancient Mayan civilization predicted today would bring about a global doomsday. This idea is gripping the world. To discuss the potential doomsday we have Kristine Larsen, Professor at the Copernican

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Twice a year, day and night, fall into balance, lasting for nearly equal length. Known as equinoxes, Latin for equal night, they occur in March and September and along with solstices mark the changing of seasons as Earth travels around the sun. Astro

国家地理-2008-03-31 Equinoxes 春秋分

Twice a year, day and night, fall into balance, lasting for nearly equal length. Known as equinoxes, Latin for equal night, they occur in March and September and along with solstices mark the changing of seasons as Earth travels around the sun. Astr

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Is it okay to have another muffin? Benny whispered to Jessie the next morning at breakfast. Here, take mine, Jessie told him. How come youre not hungry? Henry asked his sister. Jessie yawned. Im more tired than hungry. I had the worst time falling as

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After all the excitement had died down, Mr. and Mrs. Diggs cleared everyone from the dinosaur hall. Only the Aldens and Dr. Pettibone were left. Now Titus, Mrs. Diggs began. I know you must be very distracted by this terrible loss, not to mention los

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STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. A planetarium is a theater with a rounded ceiling onto which images of the stars and planets are projected. Planetariums give educational shows

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SSS 2010-03-17

The American Museum of Natural Historys Hayden Planetarium hosted a discussion of the future of manned space flight on March 15th. Retired Air Force General Lester Lyles was asked about the militarys interest in space: Its the high ground. Its the ul

SSS 2009-08-26

Still have some vacation time to burn, but tired of reading bad novels on the beach? Try a book written especially for people whod rather go to the planetarium than to Planet Hollywood. Its called The Geek Atlas: 128 Places Where Science and Technolo

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For one thing, if this was just the Ebbinghaus effect, 首先，如果真是艾宾浩斯效应， then we would expect the moon illusion to disappear for pilots flying high above the clouds 那么我们应该预期月球错觉对于空中的飞行员来

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COPENHAGEN, Nov. 3 (Xinhua) -- The launch of Shenzhou-8 and the successful docking with Tiangong-1 in outer space represented a milestone in both Chinese and international space programs, Danish space scientist and media said Thursday. Michael Linden

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China is planning to send a rover to Mars to collect samples and search for alien life within the next six years. 中国计划在未来的六年里向火星发送探测器来采集样本和探索外星生命。 Ouyang Ziyuan, chief scientist of the c

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Hi, may we have two tickets to the museum, please? 你好，麻烦给我两张博物馆的门票。 The museum closes in 20 minutes.Do you still want the tickets? 博物馆还有二十分钟就要关门了。你还是要买票吗？ Yes, please! - An

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神探夏洛克第一季第三集_22 OK, I'll prove it. 给我时间 给我时间好吗? Give me time. Will you give me time? 十 是个小孩 'Ten...' It's a kid. 天啊 是个小孩 Oh God, it's a kid. 他说什么? 十 What did he say? Ten. 九 他在