September 14th, 2002
The invention of GPS married ideas from quantum mechanics and relativity with the need to track Russian satellites. Most remarkable of all, the concept�now the basis of a $12 billion industry�was put together over a single weekend.
http://www.economist.com/science/tq/displayStory.cfm?story_id=1020779

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September 14th, 2002
Brazil has another try at running its cars on ethanol made from sugar cane.
http://www.economist.com/science/displayStory.cfm?story_id=1313810

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September 14th, 2002
Back after a long hiatus. I finally managed to get a job. I will soon start posting again.

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