There are only 14 blimps in the world.
69
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4