Mars

  • Growing Glowing Martian Mustard
    A team of University of Florida scientists has genetically modified a tiny plant to send reports back from Mars in a most unworldly way: by emitting an eerie, fluorescent glow.
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  • Space Weather on Mars
    Future human explorers of Mars can leave their umbrellas back on Earth, but perhaps they shouldn't forget their Geiger counters! A NASA experiment en route to the Red Planet aims to find out.
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  • Roses for the Red Planet
    Scientists discuss the importance and the possible risks of seeding the Red Planet.
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  • Life’s Chemical Fingerprints
    Using a technique called Raman spectroscopy, researchers are developing instruments that may one day search for life on Mars, Europa, or Callisto.
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  • Return to the Red Planet
    On Saturday, April 7, NASA's next mission to Mars is set to launch. The 2001 Mars Odyssey will investigate the history of water on the Red Planet.
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  • Taking the Temperature of a Martian Meteorite
    A chunk of Mars that was hurled to Earth remained cool enough to preserve any microorganisms aboard. So says a group of researchers who have examined martian meteorite ALH84001.
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  • Can Liquid Water Exist on Present-day Mars?
    Scientific consensus holds that liquid water cannot exist on the surface of Mars. But now a pair of scientists argue that liquid water in limited amounts and for limited times may indeed be present on Mars' surface.
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  • Two Rovers in Search of a Landing Site
    In the spring of 2003, NASA will send two rovers to Mars to search for signs of water in the planet's ancient past. But where exactly on Mars should they look for it?
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  • Carbonated Mars
    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.
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  • Seeing Mars through a Test Tube
    By recreating the Martian surface in the laboratory, NASA scientists may have begun to answer two questions: why the Martian surface is so red, and why organic life has not yet been found there.
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  • Mars Ocean Hypothesis Hits the Shore
    Photographs of the Martian surface find no sign of a sea cliff along a possible ancient shoreline.
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  • The Greening of the Red Planet
    A hardy microbe from Earth may one day transform the barren ground of Mars into arable soil.
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  • Thawing Mars
    Greenhouse gases might one day be used to warm the cold surface of Mars, and make the planet habitable for humans.
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  • Martian Micromagnets
    The Allan Hills meteorite from Mars is peppered with tiny magnetic crystals.
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  • Evidence Of Martian Land Of Lakes Discovered
    Layers of sedimentary rock paint a portrait of an ancient Mars that may have featured numerous lakes and shallow seas.
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