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'Science City' Campus In Switzerland Stores Warm Air Underground In Summer To Heat Buildings In Winter

07/14/2010 04:47 pm ET | Updated May 25, 2011

Imagine if there were a way to save the summer's hot air and use it to heat buildings throughout the winter. Sounds like science fiction, right? Well one Swiss University has a plan to make that dream a reality with their campus, Science City.

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