Review: Making Facebook a warmer, smaller space

(AP)—A woman I haven't spoken to in six years is pregnant with her second son. Another college acquaintance reads the Bible a lot. A high school classmate likes to rant about politics. A college dormmate thinks he works ...

Columbia engineers map energy use in NYC buildings

(PhysOrg.com) -- Cities across the globe are trying to develop plans to cut down their energy consumption and lower their carbon footprint by reducing the associated greenhouse gas emissions. While initial efforts have focused ...

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