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 first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The first alarm clock could only ring at 4 a.m.
120
Originally, BMW was an airplane engine manufacturer.
69
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
Car airbags kill 1 person for every 22 lives that they save.
80