A witness described the moment the plane 'snapped' in two as it slammed into the ground not long after taking off - landing ...

The National Transportation Safety Board says the engine fell from the Douglas C-54 just before it crashed along the Tanana ...

Based on a heavily modified McDonnell Douglas MD-90, the X-66 was intended to demonstrate a truss-braced version of the thin wing at full scale. The experimental aircraft formed the flagship of NASA’s ...