A small airplane can fly backwards.
75
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Kleenex tissues were originally used as filters in gas masks.
46
In the early 1960's, Porsche commercially manufactured farm tractors.
24
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12