A Prayer Book's Secret: Archimedes Lies Beneath

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Space Shuttle Discovery Returns to Florida

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NASA Set for Third Attempt at Shuttle Launch

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Crack in Foam Could Delay Shuttle Again

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Weather Forces NASA to Delay Launch

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Emergency Rescue Plans in Place for Astronauts

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N. Korea's Missile-Test Threat Sparks Fear, Curiosity

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Safety Concerns Won't Ground Next Space Mission

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A Failed Levee in New Orleans: Part Two

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Investigations Seek Answers to New Orleans Levee Failures

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Volvo Ocean Race: Speed Thrills

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Neutrinos: A Cursed Subatomic Particle?

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Searching the Sky for Alien Laser Messages

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