Uncategorized

  1. Animals

    Tough-guy bluebirds need a frontier

    As western bluebirds recolonize Montana, the most aggressive males move in first, paving the way for milder-mannered dads to take over.

    By Susan Milius
  2. Physics

    Hot stuff

    A plasma-based amplifier bumps up a laser's intensity by an unprecedented 20,000 times.

    By Davide Castelvecchi
  3. Planetary Science

    Neptune’s balmy south pole

    Neptune's south pole is about 10°C warmer than any other place on the planet.

    By Ron Cowen
  4. Plants

    Stalking the Green Meat Eaters

    Pitcher plants in a New England bog hold little ecosystems in their leaves, and also act as indicators of the bog's ecological health.