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EXPLORATIONS - National Air And Space Museum's Udvar-Hazy Center By Paul Thompson Broadcast: Wednesday, January 07, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: Artist's picture of the Ud
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A new report from the Ministry of Environmental Protection has revealed Beijing is at the center of China's worst area for air quality. CRI's Lucy Du has more. Reporter: The new report says in 74 Chinese cities, the average air quality readings only
世界各地新闻集锦
Many regions within these clouds can stay like that for ever for millions of years until something happens, a trigger and then a star forms.The trigger for such a monumental event doesn't have to be much, two clouds conbine as they pass, or a distant
探索与发现2015年
On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,
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Beijing is to establish an air emergency medical service network by the end of the year. As well as that Beijing Red Cross 999 Emergency Center is planning to launch the first air rescue insurance by year end. It is hoped it will help cut service exp
世界各地新闻集锦
SCIENCE IN THE NEWS - Storm Warnings: Trying to Understand the Causes of HurricanesBy Nancy Steinbach and Caty Weaver and produced by Brianna Blake Broadcast: Tuesday, September 12, 2006 VOICE ONE: Th
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