Uncategorized

  1. Astronomy

    Extrasolar planets: More like home

    A trove of newly discovered planets orbiting other stars suggests that the solar system may not be the oddball it had begun to seem.

    By Ron Cowen
  2. Animals

    Finches figure out solo how to use tools

    The woodpecker finches of the Galápagos, textbook examples of birds that use tools, pick up their considerable skills without copying each other.

    By Susan Milius
  3. Earth

    Farmers could help heal Gulf of Mexico

    Farm-derived nutrients in the Mississippi River that create a huge dead zone in the Gulf of Mexico could probably be substantially reduced if farmers simply used a little less fertilizer.

    By Sid Perkins
  4. Health & Medicine

    Brain may forge some memories in waves

    The waxing and waning of synchronized electrical bursts by cells in two key brain areas may promote at least one type of memory formation.