A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
A small airplane can fly backwards.
75
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
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
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184