News

  1. Earth

    Planes can trigger snowfall

    Under certain conditions, aircraft can trigger precipitation as they pass through moisture-laden clouds.

    By Sid Perkins
  2. Life

    Forget mice, elephants intimidated by ants

    Swarms of little nuisances have an outsized effect on who nibbles which trees in the African savanna.

    By Susan Milius
  3. Health & Medicine

    H1N1 virus lacks Spanish flu’s killer protein

    Researchers uncover a deadly secret of Spanish flu.

    By Tina Hesman Saey
  4. Health & Medicine

    Different berries, similar cancer-fighting effects

    Animal tests suggest that esophageal and breast cancer might make good targets for several types of berries as dietary supplements.

    By Nathan Seppa
  5. Humans

    First Mexican-American and African-American genomes completed

    Studies hint that genetic diversity among Native Americans may rival that seen in some African populations.