Feature

  1. Bypass’s Big Boon

    Scientists spot key players in surgery’s surprising ability to reverse diabetes.

    By Nathan Seppa
  2. Life

    Helping Bats Hold On

    Scientists seek a savior as a deadly fungal pandemic explodes through vulnerable colonies.

    By Janet Raloff
  3. Space

    Flying on Sunshine

    Once futuristic visions, solar sails now take off.

    By Alexandra Witze

  4. When Birds Go to Town

    Urban settings offer enterprising critters new opportunities — if they can cope with the challenges 

    By Susan Milius

  5. The Color of Controversy

    Link between food dyes, childhood hyperactivity gets renewed attention.

    By Laura Beil
  6. Tech

    Sparing the rare earths

    Potential shortages of useful metals inspire scientists to seek alternatives for magnet technologies

    By Devin Powell
  7. Materials Science

    Carbon flatland

    Graphene’s two dimensions offer new physics, novel electronics.