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  1. Health & Medicine

    Gender Gap: Male-only gene affects men’s dopamine levels

    A gene found only in men affects the brain's production of dopamine, a finding that may help explain why men are more likely than women to develop Parkinson's disease and other dopamine-related illnesses.

    By Carolyn Gramling
  2. Astronomy

    Unique Explosion: Gamma-ray burst leads astronomers to supernova

    Astronomers have found a supernova associated with the second-closest-known gamma-ray burst, confirming a model in which bursts arise from material blasted into space by a supernova explosion.

    By Ron Cowen

  3. 19651

    In the article, the author states that the observed supernova was “one of only a handful . . . heralded by a burst of gamma rays.”