The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The cigarette lighter was invented before the match.
210
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The electric chair was invented by a dentist!
122
Originally, Nintendo was a playing card manufacturer.
70
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36