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  • Test-tube RNA
    Research done by scientists at the Whitehead Institute for Biomedical Research offers insights into evolutionary origins of life.
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  • Jovian Moons
    Jupiter's four largest moons were discovered by Galileo in 1610. Three of them might hold oceans of liquid water beneath their icy exteriors. Liquid water is a prerequisite for life.
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  • Earthshine
    When the crescent moon is just a sliver each month, the phrase--'old moon in the young moon's arms'-- poetically describes a marvel of nature.
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  • News_Image_41
    Carbonaceous chondrite meteorites contain vital clues to the evolution of carbon compounds in our solar system preceding the origin of life.
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  • The Heat is On: Asteroid Belt Found around Nearby Star
    When unusually warm dust was first discovered around a nearby star, called zeta Leporis, infrared astronomers began hunting in detail for the heat source.
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  • Do We Know What Killed the Dinosaurs?
    What killed the dinosaurs? Many geologists and paleontologists now think that a large asteroid or comet impacting the Earth must have caused a global catastrophe that led to this extensive loss of life.
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  • From Lightbulbs to Life
    A one-celled organism that lives in deep-sea volcanic vents has developed an alternative metabolism that uses tungsten - an element popularly used to make lightbulb filaments.
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  • Titan: Biological Birthplace?
    Saturn's giant moon Titan, cloaked in thick nitrogen atmosphere with hydrocarbons, provide a laboratory in sky for scientists.
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  • The Oldest Life on Land
    Fossilized remnants of a microbial mat provide evidence that life existed on land as early as 2.6 to 2.7 billion years ago. The findings suggest that an oxygen atmosphere and a protective ozone layer were in place around Earth by that time.
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  • Odyssey Finds Large Concentrations of Water on Mars
    The first results from the Mars Odyssey are in, and they reveal that the Southern Hemisphere of the Red Planet has a lot of water ice just below the surface.
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  • Clues to the Last Common Ancestor
    Molecular detectives have traced human ancestry back to the so-called Mitochondrial Eve, the last female common ancestor. More recent research has posited a Y-chromosome Adam, the last male common ancestor.
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  • Genetic Alchemy: Turning Lobsters into Fruit Flies
    Biologists at the University of California, San Diego, now have genetic evidence that explains how such drastic alterations to body plans were able to occur during the early evolution of animals.
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  • Warm-nosed Robot Breaks the Ice
    An adventurous science team returned from the deep Norwegian glacial fields, having tested an instrument which may be used to explore areas beneath the frozen surfaces of other worlds.
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  • Digital Zookeepers Take a Census
    Cataloguing the taxonomy of an entire planet's history, a 'digital zoo' holds great promise for resolving century-old debates about how the Earth got to be such a rich spawning ground for life's diversity.
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  • The Tagish Lake Meteorite
    A scientific consortium of 4 universities and NASA is now trying to uncover the debris and sample the early solar system's unique chemistry.
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