I like seeing new results with cleaner energy. I'd love to see what one of these things looks like in person. I've never even seen a conventional wind turbine in person, only in books/photos/TV.
http://www.engineerlive.com/news/16981/silent-wind-turbine-is-ultraefficient.thtml
http://www.engineerlive.com/news/16981/silent-wind-turbine-is-ultraefficient.thtml