Originally, Nintendo was a playing card manufacturer.
70
Mico headphones read your brainwaves and select music based on your state of mind.
7
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
Jumbo jets use 4,000 gallons of fuel to take off.
19
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The cigarette lighter was invented before the match.
210
More than a billion transistors are manufactured every second.
-25
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47