There's a micro-sized voting bloc you probably haven’t heard about this election cycle: "Hip Hop Republican." The group has a blog, an agenda and several members attending the Republican National Convention. But what does this apparent contradiction of terms really mean? And what does the group think of the convention and Alaska Gov. Sarah Palin as Arizona Senator McCain's VP pick? We speak with group member Claudio Simpkins, a conventioneer, former Huckabee volunteer and student at Harvard law.

Three years after leaving his home in New Orleans, Vincent Wilson wants to go back. The destruction of Hurricane Katrina had left his house in ruins and Wilson does not have the means to rebuild.

In the aftermath of Hurricane Katrina, then FEMA director Michael Brown took a beating for his lack of formal emergency management experience. It’s been three years since Brown stepped down as FEMA’s director. But in one way at least, he’s picked up where he left off: Brown now owns a crisis management firm. We check in with Michael Brown about life after Katrina, lessons learned, and how he thinks about that tragic moment now that he has the clarity that often comes with the passing of time.

Wind turbines are the coolest thing around. The only problem is, with so many wind turbines, qualified recruits are hard to find. Vestas, and other wind power companies, are hiring anyone who can climb a tower.

When we feel hungry, our bodies actually get a boost from a hunger hormone called ghrelin. New research in mice suggests that ghrelin's primary purpose is actually stress relief. Hunger is a side-effect.