News

  1. Health & Medicine

    Tracking obesity

    New data suggest that childhood obesity in the United States may have leveled off between 1999 and 2006.

    By Nathan Seppa
  2. Ecosystems

    Better than a local lady

    Orchids lure male pollinators by mimicking the scent of out-of-town female bees.

    By Rachel Ehrenberg
  3. Chemistry

    Bug be gone

    Using software that mimics neural networks, researchers have found new mosquito repellents that last longer than commercially available repellent.

    By Patrick Barry
  4. Life

    Fly fountain of youth

    Hanging out with young, healthy flies helps fruit flies with a mutation that causes neurodegeneration live longer.

    By Tina Hesman Saey
  5. Planetary Science

    See how it lands

    A camera on a Mars-orbiting spacecraft caught an image of NASA's Phoenix Mars Lander suspended from its parachute just before it descended onto the Red Planet’s northern plains on May 25.