Feature

  1. Math

    Computation’s New Leaf

    Plants in which large numbers of simple units interact with one another appear to compute how to coordinate the actions of their cells effectively.

    By Erica Klarreich
  2. Astronomy

    Bare-Naked Galaxies

    A decade's worth of observations is spotlighting how the vast sea of gas surrounding a cluster of galaxies can alter the shape of a galaxy plowing through it.

    By Ron Cowen
  3. Tech

    Diagnosing the Developing World

    Researchers are learning how to adapt sophisticated technologies to meet the health-care needs of the developing world.

    By Alexandra Goho

  4. Code Breakers

    Chemical tags applied to proteins that DNA wraps around regulate genetic activity.