Astronomers have detected the brightest explosion ever witnessed in the heavens. It was a flash of light from across our galaxy so powerful that it bounced off the Moon and illuminated Earth's upper atmosphere. The researchers say if the blast had oc...
【今日基础词】 Science 【Transcript】 A: Ill prepare a hundred coffins, 99 for corrupt officials and one for myself. Who said so impressive words? B: Of course our former premier Zhu Rongji. A: Really? I like him very much! B:My criticism is...
With the development of science, human life has changed tremendously. People living in the 18th or 19th centuries would never imagine the advanced household appliances we are now able to enjoy. Every aspect of our lives for instance, in the field of...
HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. Today, we play music by three rock groups Answer a question about a beloved university professor who died last month And report on a Hall of Fame for Americans from N...
By Kane Farabaugh New York City 01 August 2007 During the Cold War, Greenland was a strategic location for the United States military to track and detect Soviet aircraft and ballistic missiles. The military established radar and tracking sites throug...