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  • 科学家发现细菌之间如何相互交流
    12-06

    Using imaging mass spectrometry(质谱测定法), researchers at the University of California, San Diego have developed tools that will enable scientists to vis...

  • 科学家发现宇宙早期星系
    12-06

    Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and conf...

  • 格氏眼病发现新疗法
    12-06

    A small group of patients with severe Graves' eye disease experienced rapid improvement of their symptoms — and improved vision — foll...

  • 美国生物科学研究所开放阅读达尔文的文章
    12-06

    To celebrate the 150th anniversary this month of the publication of On the Origin of Species, the American Institute of Biological Sciences (AIBS) is ...

  • 美国众议院通过建设医疗同位素加速器的决议
    12-06

    SNM applauds the U.S. House of Representatives for its passage of H.R. 3276—the American Medical Isotopes Production Act of 2009. "The worl...

  • 治疗肺癌的放射疗法可使新陈代谢迅速降低
    12-06

    (PHILADELPHIA) A rapid decline in metabolic activity(新陈代谢活动) on a PET scan(正子扫描) after radiation therapy for non-small cell lung cancer is correlated ...

  • 电脑模拟系统提高军队机动性
    12-06

    A researcher of the University of Granada has designed a new system for the mobility of military troops within a battlefield based on the mechanisms u...

  • 婴儿的语言学习能力从子宫时期开始
    12-06

    From their very first days, newborns' cries already bear the mark of the language their parents speak, reveals a new study published online on Nov...

  • DNA年代测定技术准确性值得怀疑
    12-06

    Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic ag...

  • 土壤中的铜锌微粒可使作物增加毒性
    12-06

    MADISON, WI, NOVEMBER 9, 2009 -- Agricultural soils accumulate(积聚,堆积) trace metals(微量重金属), particularly copper and zinc(锌), as a result of their prese...

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