First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Energy is being wasted if a toaster is left plugged in after use.
21
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12