Uncategorized

  1. Materials Science

    A new carbon nanotool springs to life

    Physicists have pulled out the inside cylinders of multiwall carbon nanotubes, as if expanding a telescope, indicating how the devices may serve as tiny bearings and springs in future nanomachines.

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  2. 19308

    This article contains a common misconception about the greenhouse effect. It states, “The newly detected gas is chemically similar to sulfur hexafluoride–another strong absorber of solar radiation . . .” (emphasis mine). While this statement may be true, it is irrelevant to the greenhouse efficiency of a gas. The mechanism of the greenhouse effect involves […]

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  3. Earth

    Newfound gas is greenhouse powerhouse

    Scientists have detected in the atmosphere for the first time a gas that traps heat more effectively than any other previously found there.