NASA has found cracks in space shuttle Discovery's fuel tank. Discovery is grounded until at least the end of the month by a hydrogen gas leak. The leak forced NASA to call off last Friday's launch ...

NASA inspectors found a crack in the foam insulation of space shuttle Discovery's fuel tank and managers were meeting today to decide how the crack might affect Tuesday's launch. "It's in the ...

NASA inspectors have found a crack in the foam insulation of space shuttle Discovery's fuel tank. "It's in the insulation near a bracket on the external fuel tank," a NASA spokeswoman said. The crack ...