President Bush Welcomes 2008 National and State Teachers of the Year to the Whit
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President Bush Receives Update on Hurricane Ike Response and Relief Efforts(Sept
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Hi, everybody. This week, I've been speaking about America's national security -- our past, our present, and our future. On Thursday, I outlined the future of our fight against terrorism -- the threat
TED演讲:我们如何研究生活在肠道中的微生物(2)
My lab got our first indication of this when actually we were studying non-human primates. 我的实验室在研究非人类--灵长类动物时,第一次发现了这个征兆。 We wanted to find out what happens to a monkey's microbiome when they move fr
Ted英语演讲:Reggie Watts:用最有趣的方法让你晕头转向
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