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  1. 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
  2. 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.

    By Ben Harder
  3. Health & Medicine

    How antipsychotic drugs can cause weight gain

    A study of mice has identified a biological mechanism by which medications called atypical antipsychotics cause people to gain weight.

    By Ben Harder
  4. Anthropology

    New age for ancient Americans

    New radiocarbon dates indicate that the Clovis people, long considered the first well-documented settlers of the New World, inhabited North America considerably later and for a much shorter time than previously thought.