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Archived September 2, 2003
September 2, 2003
Global warming - a 2,000-year record (update)
The knowledge site system
September 2, 2003
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The attempt to break a record in a hot air balloon failed * the helium escaped from the balloon on the ground
The knowledge site system
September 2, 2003
One response
Other cultures had graphic symbols, the Incas "wrote" with strings and knots
The knowledge site system
September 2, 2003
No comments
Research: Fish are not stupid
The knowledge site system
September 2, 2003
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Space and astronomy
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Computing and technology
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