Researchers in China have reportedly created an insulation material that can "retain and release heat according to specific temperature requirements."
Aug 3, 2011 Buildings
Sidewalks in Holland have for years utilized piped-in waste heat to melt snow. Now, they've added an additional sidewalk amenity: a hearth.
Apr 14, 2011 Metropolis
Heat emitting from riders of the Paris Metro and from the subway trains will heat 17 apartments in a new system debuting in France.
Sep 9, 2010 Popular Science
White roofs have gained cachet as a solution to the urban heat island effect. But in places where there are more cold days than hot, a white roof that reflects warming sunlight might not make the best sense, according to this piece.
May 20, 2009 Miller-McCune