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EXPLORATIONS - National Geographic Worldwide By Marilyn Christiano Broadcast: Wednesday, October 20, 2004 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Faith Lapidus with EXPLORATIONS
Iraqi officials say they have postponed a key national conference that was scheduled to start on Saturday. The aim was to choose a special council to oversee the new interim government. 伊拉克官员说,他们推迟了原定星期六举行的一次
Better Sleep 高质量睡眠 Exercise 运动。 Lots of people think exercising in the evening might keep them awake. 许多人都认为晚上做运动会让他们睡不着。 In fact, research shows that evenvigorous exercise before bedtime doesn't
The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p
SHENZHEN, June 18 (Xinhua) -- China established its first national gene bank on Friday in south China's city of Shenzhen with the support of the Beijing Genomics Institute (BGI), officials said. With the establishment of the National Gene Bank in She