[待更新] The U.S. Department of Energy Solar Decathlon is a collegiate competition of 10 contests that challenge student teams to design and build full-size, solar-powered houses. The winner of the competition is the team that best blends design excellence and smart energy production with innovation, market potential, and energy and water efficiency.ign Sponsors Build Sponsors Volunteers Sponsors Sponsors Wells Fargo City and County of Denver Denv...