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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The ball on top of a flagpole is called a 'truck'.
24
A small airplane can fly backwards.
75
The life boat was patented in 1845!
29
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2