Whale oil was used in automobile transmissions as late as 1973.
56
More than a billion transistors are manufactured every second.
-25
The electric chair was invented by a dentist!
122
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
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16
Sony researchers have developed a refrigerator that only opens when you smile.
9
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
The ball on top of a flagpole is called a 'truck'.
24