FIVE little men in a flying saucer flew round the world one day. They looked left and right but they didn't like the sight So one man flew away. FOUR little men in a flying saucer flew round the ...

Under Project 1794, the US military secretly developed the VZ-9 Avrocar, a flying saucer-style aircraft straight out of a sci-fi movie. Designed for vertical takeoff and hovering flight ...