Refine your results
  • All
  • |
  • Articles
  • |
  • Video
  • |
  • Audio
Sort by:
Mar 4,2011 at 11:24 AM EST
NASA is celebrating and mourning its space ventures Friday. New video from shuttle Discovery's launch shows awesome shots of liftoff. But, an unmanned rocket and satellite never made it past earth Friday.
Nov 22,2010 at 4:07 PM EST
Sharks may not be the best poster child for animals in danger -- but environmentalists say even predators with sharp pointy teeth need better protection.
Oct 4,2010 at 3:43 PM EST
NASA's sky-mapping spacecraft has embarked on a new phase in its mission after running out of coolant designed to chill its heat-sensitive instruments.