Column

  1. Genetics

    A story about why people get fat may be just that

    In this issue, reporters look at efforts to find the genes that could be responsible for the obesity crisis and how evolution acts on diseases such as Ebola and tuberculosis.

    By Eva Emerson
  2. Earth

    Sometimes value lies deep below the surface

    Stories on jellyfish, Ebola, carbon capture's future and heart disease's past reveal how crises old and new often lead to science's healthiest advances.

    By Eva Emerson
  3. Astronomy

    The craziest NASA mission ever proposed

    In this issue, Meghan Rosen provides an in-depth report on that mission, but without the erroneous conclusion that the Asteroid Redirect Mission has much to do with asteroid defense.