News

  1. Agriculture

    A taste of the chocolate genome

    Competing teams have announced the impending completion of the cacao DNA sequence.

    By Rachel Ehrenberg
  2. Health & Medicine

    Scottish kids’ asthma declined after smoking ban

    Hospitals report a drop in asthma emergencies among children since a law prohibiting lighting up in public buildings went into effect in 2006.

    By Nathan Seppa
  3. Life

    Environmental DNA modifications tied to obesity

    Chemical changes that affect gene activity could underlie many common conditions, a new study suggests.

    By Tina Hesman Saey
  4. Space

    Between the sheets

    The detection of layered minerals in a young star’s planet-forming region suggests an origin for Earth’s oceans.