Sony researchers have developed a refrigerator that only opens when you smile.
9
The United States produces enough plastic film annually to cover the entire state of Texas.
13
A toaster uses almost half as much energy as a full-sized oven.
33
The ball on top of a flagpole is called a 'truck'.
24
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
