Update: Solar Impulse flight postponed due to bise

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Geneva, Switzerland GenevaLunch - Cool bise winds are now expected to blow into Switzerland early Saturday, and Solar Impulse, the solar-powered airplane, has decided to postpone its test flight to Geneva and Zurich until later this month. “The weather forecast for Saturday 11 September, the date foreseen for the Solar Impulse Swiss Flights is showing a ...

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