A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5
The IRS processes more than 2 billion pieces of paper each year.
28
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Jumbo jets use 4,000 gallons of fuel to take off.
19
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 Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12