An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The ball on top of a flagpole is called a 'truck'.
24
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Originally, Nintendo was a playing card manufacturer.
70
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0