A timeline of significant moments in America's quest to reach for the stars.
The X Prize Foundation is offering $1.4 million for technology that can improve the methods for surface oil cleanup by at least 50 percent.
Students from West Philadelphia make a viable 'X PRIZE' run against auto companies from around the globe. The potential prize: $7.5 million for the school and a 100 m.p.g. car for the world.