A small airplane can fly backwards.
75
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
The ball on top of a flagpole is called a 'truck'.
24
Sony researchers have developed a refrigerator that only opens when you smile.
9
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55