Sony researchers have developed a refrigerator that only opens when you smile.
9
More than a billion transistors are manufactured every second.
-25
Any modern jet is capable of breaking the sound barrier.
34
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55