A better way to insulate

A disappointing energy efficiency test prompts two Minnesota contractors to create a more effective insulating panel for buildings.

Cleaning up campus

Colleges around the Midwest are moving away from coal-powered energy plants. Will the country follow suit?

Another bump in the road for Goodhue Wind

Officials in rural Minnesota say a controversial wind farm should be reconsidered because their local law isn't being adhered to. Will the $179 million project be able to withstand another bump in the road?