There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
The average car produces a pound of pollution every 25 miles!
18
The first alarm clock could only ring at 4 a.m.
120
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Kleenex tissues were originally used as filters in gas masks.
46