News

  1. Health & Medicine

    Ebola may travel on the wing

    Fruit bats can carry the Ebola virus, suggesting that they may spread it in Africa.

    By Nathan Seppa
  2. Astronomy

    A puny way to make planets

    Brown dwarfs are failures in the star-making business, but new observations reveal that they may still succeed in growing planets.

    By Ron Cowen
  3. Tech

    Nanotubes spring eternal

    Researchers have discovered that forests of carbon nanotubes squish and expand like foams, but with extraordinary resilience.

    By Peter Weiss
  4. Physics

    Peek-a-bubble

    Physicists made a stable, doughnut-shaped air bubble in water by encasing the gas ring in beads that form a stiff shell.