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  1. Health & Medicine

    Fish toxin stops cancer pain

    An experimental drug fashioned from the toxin of the puffer fish can suppress pain in cancer patients.

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  2. Health & Medicine

    New diabetes drug passes early tests

    The drug exenatide stabilizes and can reduce blood sugar in diabetes patients.

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  3. Beg Your Indulgence

    The Japanese concept of amae, in which one person presumes that another will indulgently grant a special request, may apply to different forms of behavior at different ages, even in Western countries.

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  4. Animals

    Thoroughly Modern Migrants

    Butterflies and moths are causing scientists to devise a broader definition of migration and this has raised some old questions in new ways.