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space missions
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Earth science
environmental issues
energy
transportation
Computing and technology
exact sciences
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nano-tech
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Archived December 20, 2001
December 20st, 2001
The color of the shirt, not the color of the skin
The knowledge site system
December 20, 2001
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New research: the ancient man did not have an age of puberty
The knowledge site system
December 20, 2001
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A new species of squid has been discovered - with huge arms
The knowledge site system
December 20, 2001
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Studies on the relationship between the brain and behavior
The knowledge site system
December 20, 2001
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