First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Castor oil is used as a lubricant in jet planes.
-5
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
More than a billion transistors are manufactured every second.
-25
The average car produces a pound of pollution every 25 miles!
18