A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
Whale oil was used in automobile transmissions as late as 1973.
56
There are only 14 blimps in the world.
69
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
