The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
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 American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
A small airplane can fly backwards.
75
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55