Sony researchers have developed a refrigerator that only opens when you smile.
9
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
Whale oil was used in automobile transmissions as late as 1973.
56
The United States produces enough plastic film annually to cover the entire state of Texas.
13
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4