An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Kleenex tissues were originally used as filters in gas masks.
46
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
The ball on top of a flagpole is called a 'truck'.
24
The electric chair was invented by a dentist!
122