Uncategorized

  1. Space

    Martian dig delayed

    The Phoenix Mars Lander was in good health after its safe May 25 landing on the Red Planet, but a communication problem delayed plans to unlatch its robotic digging arm.

    By Ron Cowen
  2. 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
  3. Ecosystems

    Better than a local lady

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

    By Rachel Ehrenberg
  4. Chemistry

    Bug be gone

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