In the early 1960's, Porsche commercially manufactured farm tractors.
24
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
Whale oil was used in automobile transmissions as late as 1973.
56
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Any modern jet is capable of breaking the sound barrier.
34
A toaster uses almost half as much energy as a full-sized oven.
33
