A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
There are only 14 blimps in the world.
69
The life boat was patented in 1845!
29
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The United States produces enough plastic film annually to cover the entire state of Texas.
13
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308