There are only 14 blimps in the world.
69
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Kleenex tissues were originally used as filters in gas masks.
46
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 first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
A small airplane can fly backwards.
75