Related Content: space

PBS NewsHour: Space Shuttle Discovery Draws Eyes to Sky for Final Flight

Web content

NASA's space shuttle Discovery captivated people in and around the nation's capital Tuesday as it flew piggy-back on a 747 over the Capitol en route on its last landing at Dulles International Airport. Gwen Ifill and Valerie Neal, a curator at the Smithsonian National Air and Space Museum, discuss its future as a museum piece.

Black Holes and Campaign 2012

Gwen's Take

The scientists at the University of California Berkeley have discovered something awesome: monster black holes – 10 billion times the mass of the sun – that suck in everything around them. Even light