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[国家地理] 国家地理:New Search For ET 寻找
Is anyone out there? For over 40 years scientists have been searching for extraterrestrial intelligence, but they’ve found nothing. Now the new Allen Telescope Array, a string of 350 radio telescope2008-10-24 编辑：echo
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[国家地理] 国家地理:New Search For ET 寻找
Is anyone out there? For over 40 years scientists have been searching for extraterrestrial intelligence, but they’ve found nothing. Now the new Allen Telescope Array, a string of 350 radio telescope2008-10-23 编辑：echo
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[国家地理] 国家地理:A Cat Has Nine Lives
A cat is said to have nine lives because it is more tenacious of life than many animals. People always think that due to the speed, cleverness and flexibility of cats, they can stay alive in most dif2008-10-22 编辑：echo
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[国家地理] 国家地理:Alternative Energy 可替代能源
When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with2008-10-21 编辑：echo
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[国家地理] 国家地理:Women in Space 太空女性
In 1983, trailblazing astronaut Sally Ride blasted out of Earth's orbit, opening the world of space travel for women. Watch the stories of other pioneers who have followed her path to the stars..2008-10-20 编辑：echo
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[国家地理] 国家地理:Coastal Cleanup 净滩大行动
Even as the first day of autumn hovers over American shores, traces of summer linger. So, every year at this time, nearly half a million people step forward to help, to volunteer in an international2008-10-18 编辑：echo
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[国家地理] 国家地理:Hippo Spa 河马也水疗
How do you like a behind-the-scenes look at one of the nature's most luxurious full service, hippos' spas.Our dominant male hippo customer has already arrived here at the Mezima Spring in ..2008-10-17 编辑：echo
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[国家地理] 国家地理: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 changin2008-10-15 编辑：echo
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[国家地理] 国家地理:Giant Pandas 大熊猫的困境
There is just something about them. Maybe it’s the way they plow through bamboo with no regard to dinner table etiquette, or maybe it’s the leisurely strolls. From the outset, a panda’s life appea2008-10-14 编辑：echo
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