Sony researchers have developed a refrigerator that only opens when you smile.
9
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
More than a billion transistors are manufactured every second.
-25
Jumbo jets use 4,000 gallons of fuel to take off.
19
The average car produces a pound of pollution every 25 miles!
18
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12