The birthplace of the skyscraper has something new to be proud of: the city-funded green roof as community stimulus. Chicago is home to over 200 green roofs, covering 2.5 million square feet, more than any other U.S. city. Read the full story
Posted on 14 October 2009.
The birthplace of the skyscraper has something new to be proud of: the city-funded green roof as community stimulus. Chicago is home to over 200 green roofs, covering 2.5 million square feet, more than any other U.S. city. Read the full story
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Posted on 25 August 2009.
Water is one of the few substances on Earth that expands when it freezes. Most materials contract.
(This is why you should not put a can of soda in the freezer…) Read the full story
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Posted on 26 November 2008.
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