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  • 气温升高使北美野牛体型变小
    12-06

    As temperatures go up, bison get smaller. Joseph Craine, research assistant professor in the Division of Biology at Kansas State University, examined ...

  • 大脑感觉区域发育过程与预想不同
    12-06

    Scientists at the Salk Institute for Biological Studies have demonstrated that sensory regions in the brain develop in a fundamentally different way t...

  • 细胞运动方式可解读病理信息
    12-06

    A new discovery about how cells move inside the body may provide scientists with crucial information about disease mechanisms such as the spread of ca...

  • 城市是一种新的复合体系
    12-06

    Cities have long been likened to organisms, ant colonies, and river networks. But these and other analogies fail to capture the essence of how cities ...

  • 非洲环境保护区有效保护鸟类的生存
    12-06

    The protected area network in Tanzania is playing a vital role in the survival of savannah(大草原) bird species as they move west in response to climate ...

  • 光合作用的量子奥秘
    12-06

    The efficient conversion of sunlight into useful energy is one of the challenges which stand in the way of meeting the world's increasing energy d...

  • 当前全球粮食生产趋势2050年将不能满足需求
    12-06

    Crop yields worldwide are not increasing quickly enough to support estimated global needs in 2050, according to a study published June 19 in the open ...

  • 生物周期节律与衰老
    12-06

    Human sleeping and waking patterns are largely governed by an internal circadian clock that corresponds closely with the 24-hour cycle of light and da...

  • 三手烟会造成DNA缺损
    12-06

    A study led by researchers from Lawrence Berkeley National Laboratory has found for the first time that thirdhand smoke -- the noxious residue(残渣,剩余) ...

  • 超高分辨率3D人脑模型打造完成
    12-06

    A landmark three-dimensional (3-D) digital reconstruction of a complete human brain, called the BigBrain, now for the first time shows the brain anato...

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