http://www.gigadial.net/public/station/314400 The National Aeronautics and Space Agency (NASA) is now half a century old, and has accumulated a history rich with dramatic triumphs and tragedies. Discovery Now is a year-round series of 90-second vignettes reminding us of these important and amazing events, and pointing the way toward a fruitful and exciting future of space exploration. Produced by the National Institute of Aerospace in cooperation with WHRV-FM. LENGTH: 90 seconds Thu, 28 Aug 2008 18:49:59 MST en