News

  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. Archaeology

    Ancient Andean Maize Makers: Finds push back farming, trade in highland Peru

    Fossilized plant remains recovered from a nearly 4,000-year-old house in the Andes Mountains of southern Peru show that highland inhabitants cultivated maize and imported other plant foods from lowland forests at around the time that large societies developed in the region.