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
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
Originally, BMW was an airplane engine manufacturer.
69
The electric chair was invented by a dentist!
122
A small airplane can fly backwards.
75
Jumbo jets use 4,000 gallons of fuel to take off.
19
More than a billion transistors are manufactured every second.
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