News

  1. Ecosystems

    Plight of the Iguanas: Hidden die-off followed Galápagos spill

    Residues of oil spilled in the Galapágos Islands in January 2001 may have caused a 60 percent decline in one island's colony of marine iguanas.

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  2. Health & Medicine

    Transplant Triumph: Cloned cow kidneys thrive for months

    Cow kidneys and other tissue made by cloning ward off immune rejection after transplantation into cows.

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  3. Astronomy

    Rare Find: Odd type of ammonia detected in space

    The discovery of deuterated ammonia in space could help astronomers better understand the complex chemistry of dark clouds in star-forming regions.

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  4. Wayward Moods: Bipolar kids travel tough road to teenhood

    Children diagnosed with bipolar disorder, a psychiatric ailment characterized by severe mood swings, exhibit a depressingly poor response to standard drug treatments and psychotherapy.