A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
Castor oil is used as a lubricant in jet planes.
-5
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
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
A small airplane can fly backwards.
75
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