The story behind a story is often more interesting, but too often, we forget to ask questions needed to learn it.An example: The Keller school district is rightfully proud of its energy-efficient Timberview Middle School off Old Denton Road in Fort Worth. With its fruit and vegetable garden, geothermal heating and air conditioning, rooftop solar panels, white roof to absorb less heat, and waterless urinals, the year-old structure is billed as a school of the future .... Another component of the campus is its lone wind turbine, next to the athletic field by the concession building. Paid for with voter-approved...