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伤寒症动物模型有助研制更好的疫苗
2023-12-06The first mouse model of the common bacterial disease typhoid fever(伤寒症) is reported in a study published by Cell Press October 25 in the journal Cell...
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宇航员返回地球时血压降低的原因
2023-12-06When astronauts return to Earth, their altitude isn't the only thing that drops -- their blood pressure does too. This condition, known as orthost...
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海洋微生物对气候变化有大影响
2023-12-06In the future, warmer waters could significantly change ocean distribution of populations of phytoplankton(浮游植物), tiny organisms that could have a maj...
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美宇航局观测到土星上风暴过后的情形
2023-12-06NASA's Cassini spacecraft has tracked the aftermath of a rare massive storm on Saturn. Data reveal record-setting disturbances in the planet's...
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脑电波可预测人的游戏天赋
2023-12-06Scientists report that they can predict who will improve most on an unfamiliar video game by looking at their brain waves. They describe their finding...
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肥胖时间越久 体重越难下降
2023-12-06Joint research between the University of Michigan and the Argentina-based National Council of Science and Technology (CONICET) has shed light on one o...
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货船进港时限速能降低空气污染
2023-12-06Putting a speed limit on cargo ships as they sail near ports and coastlines could cut their emission of air pollutants by up to 70 percent, reducing t...
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地球磁气圈作用如筛子
2023-12-06ESA's quartet of satellites studying Earth's magnetosphere(磁气圈), Cluster, has discovered that our protective magnetic bubble lets the solar wi...
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八千万美国人不需要补充维生素D
2023-12-06Nearly 80 million Americans would no longer need to take vitamin D supplements under new Institute of Medicine guidelines, according to a study by Loy...
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恐龙体内储存有蛋白质
2023-12-06A team of researchers from North Carolina State University and the Palo Alto Research Center (PARC) has found more evidence for the preservation of an...