Exploring Texas Archaeological Sites

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Scientists Dig for Remains of Genesis Probe

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Scientists Watch for Mount St. Helens Eruption

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DNA Testing May Curb Illegal Ivory Trade

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First X-Prize Flight a Success for SpaceShipOne

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One Man's Junk Is Another's Marvel

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John Mack, Author of Lawrence Book, Dies in London

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Researchers Track Humans to Common Ancestor

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Detecting the Earth's Hum for What It Is

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Calif. Earthquake a Preview of the 'Big One'?

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Estuary is Temporary Home for a Great White

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Quake Strikes in Central California

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Lack of Trees Adds to Haiti Flooding

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Injury Risks in Florida Rise after Hurricane

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