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  • Water-Witching From Space

    May 23, 2001

    Farmers will soon have a new tool for getting the most out of their fields. NASA's Aqua satellite will provide crucial information about the water in the ground and the weather on the horizon.

  • Building a 'Droid for the International Space Station

    July 23, 2001

    Inspired by science fiction classics, NASA scientists are building a talking, thinking and flying robot to help Astronautswith their chores in space.

  • Chandra Links Pulsar to Historic Supernova

    Jan. 11, 2001

    New evidence from NASA's Chandra X-ray Observatorysuggests that a known pulsar is the present-day counterpart to a stellar explosion witnessed by Chinese astronomers in 386 AD.

  • The Case of the Missing Mars Water

    Jan. 5, 2001

    Plenty of clues suggest that liquid water once flowed on Mars --raising hopes that life could have arisen there-- but the evidence remains inconclusive and sometimes contradictory.

  • Fighting Wildfires Before They Start

    Aug. 28, 2001

    Using space-based satellite data and sophisticated computer programs, scientists are learning more about capricious wildfires -- including where they're likely to start and what we can do to prevent them.

  • A Total Eclipse of the Sun -- on the Moon!

    Jan. 8, 2001

    This Tuesday, January 9th, sky watchers across some parts of Earth will enjoy a total lunar eclipse. But what would they see if they lived, instead, on the Moon?

  • Look, Listen, Lyrids!

    April 19, 2001

    The Lyrid meteor shower peaks on Sunday, April 22nd. Looking at the Lyrids can be fun, but now you can listen to them, too, using NASA's online meteor radar.

  • Carbonated Mars

    Feb. 5, 2001

    Here on Earth the only way to make carbonate rocks is with the aid of liquid water. Finding such rocks on Mars might prove, once and for all, that the barren Red Planet was once warm and wet.

  • Planetary Waves Break Ozone Holes

    Oct. 11, 2001

    Most of the world's ozone-destroying pollutants come from the northern half of our planet. Yet Earth's yawning ozone hole straddles the south pole -- not the north. Why? Read this and find out!

  • The Amazing Canadarm2

    April 18, 2001

    Crawling around the International Space Stationlike an agile worm, the newest Canadian robotic arm will be essential for building and maintaining the ISS.