Credit: nationalgeographic.com

Helix Wind, a Vertical Axis Wind Turbine manufacturer, has had its assets bought by another VAWT company after it collapsed financially. While such turbines have a visual appeal and take up less space, making them ideal for rooftop installation, they are not as efficient as traditional horizontal axis turbines. Plus, decreased wind flow due to buildings being nearby cuts efficiency even more.

Photo: americanprogress.org

Voters are becoming more independent of conventional partisan politics, and young voters in particular are getting harder to squeeze into a red or blue box.

Among the guests who will be speaking at the Republican National Convention this August is Rep. Artur Davis, who crossed party lines in 2010, abandoning the Democratic Party in favor of the GOP. The announcement came as a shock to some, as Davis was a co-chairman of President Obama's 2008 presidential campaign.