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  • X-rays from Earth

    Aug. 18, 2003

    Later this year, astronomers plan to use NASA's powerful Chandra x-ray telescope to look at something they've never seen before: our own planet.

  • The Oldest Light in the Universe

    Feb. 11, 2003

    A NASA satellite has captured the sharpest-ever picture of the big bang's afterglow.

  • Mesoamerica Burning

    May 16, 2003

    With help from NASA scientists and satellites, Central American governments are piecing together a "bio-corridor" of protected lands stretching from Mexico to South America. They hope the gigantic preserve will help their people and the environment flourish together.

  • A New Form of Life

    July 30, 2003

    NASA scientists have discovered a new extreme-loving microorganism in California's exotic Mono Lake.

  • Christmas Day Mars Landing

    Dec. 17, 2003

    In search of alien life, the European Space Agency's Beagle 2 probe will parachute to the surface of Mars on Dec. 25th.

  • The 2003 Perseid Meteor Shower

    July 17, 2003

    Earthgrazing meteors. The Moonand Mars. The dependable Perseids. It all happens on August 12th and 13th. Mark your calendar and don't miss the show.

  • Solar Superstorm

    Oct. 23, 2003

    Scientists are beginning to understand a historic solar storm in 1859. One day, they say, it could happen again.

  • Cool Fuel Cells

    March 18, 2003

    Fuel cells promise to be the environmentally-friendly power source of the future, but some types run too hot to be practical. NASA-funded research may have a solution.

  • Harvesting Mars

    Aug. 20, 2003

    A NASA-supported scientist is learning how to use carbon dioxide--the main gas in Mars' atmosphere--to harvest rocket fuel and water from the red planet.

  • The Pull of Hypergravity

    Feb. 7, 2003

    By spinning people in a giant centrifuge for 22 hours at a time, a NASA researcher is learning more about the strange effects of artificial gravity on humans.