A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The life boat was patented in 1845!
29
Sony researchers have developed a refrigerator that only opens when you smile.
9
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
About 39,000 gallons of water are used to produce the average car!
14
The electric chair was invented by a dentist!
122