(Forbes) - Like its historic neighbors, the headquarters of the Harvard Center for Green Buildings and Cities is covered in shingles and has an inviting front porch. Impossible to miss, however, are the modern bits—solar panels and angular gray window shades—which hint at the innovation happening inside. Originally constructed in 1924 and gut-renovated last year, the former home is now a prototype for green-retrofitting, as well as a living research lab. Read More