Feature

  1. Math

    Mathematical Lives of Plants

    Mathematical models that capture the essence of biological growth mechanisms are beginning to reveal how plants develop structures with intriguingly elegant geometries.

    By Julie Rehmeyer
  2. Health & Medicine

    Brain Attack

    Although they have explored many promising ideas, scientists are finding it difficult to develop new treatments to limit the damage caused by ischemic strokes.

    By Andreas von Bubnoff
  3. Astronomy

    Passages

    By observing the minieclipses known as transits, when a distant planet passes in front of its parent star, astronomers are learning more about the size, composition, and temperature of exoplanets.

    By Ron Cowen
  4. Health & Medicine

    Restoring Scents

    Experimental treatments may activate the sense of smell in people who can detect few or no odors.