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Trained Rats Sniff Out TB
日期：2010-12-17 09:02:26 点击：131 好评：0Rats can be trained to identify TB-positive sputum samples--and do it better than conventional techniques. Karen Hopkin reports...
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Energy Choices Predict Future Climate
日期：2010-12-16 09:02:28 点击：149 好评：2Physics Nobel laureate and U.S. energy secretary, Steven Chu, offers his thoughts on the paired challenge of climate change and clean energy in Cancun. David Biello reports...
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What Makes An Honest Smile Honest?
日期：2010-12-13 14:37:59 点击：178 好评：1060秒科学新闻：What is the telltale clue to a genuine smile? Recent research finds positive correlations with this honest show of emotion. Christie Nicholson reports...
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