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  1. Earth

    Subglacial lakes may influence ice flow

    The flow of water into and out of massive, ice-covered lakes in Antarctica may influence the speed at which the overlying glaciers move toward the sea.

    By Sid Perkins
  2. Health & Medicine

    A cornea that’s got some nerve

    Researchers have developed a technique to grow corneal tissue that includes nerve cells, an advance that may enable them to test consumer products in lab dishes rather than live animals.

    By Sid Perkins
  3. Health & Medicine

    Fungus produces cancer drug

    Several varieties of fungi that attack hazelnuts produce high quantities of the popular cancer drug paclitaxel.

    By Christen Brownlee
  4. Physics

    Breaking a molecule’s mirror image

    The theory of entanglement explains a newly observed behavior in a symmetrical hydrogen molecule: When the molecule fractures, the directions in which its constituent particles move are not always random.