There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Jumbo jets use 4,000 gallons of fuel to take off.
19
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
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
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