The life boat was patented in 1845!
29
Sony researchers have developed a refrigerator that only opens when you smile.
9
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
Originally, Nintendo was a playing card manufacturer.
70
The electric chair was invented by a dentist!
122
Castor oil is used as a lubricant in jet planes.
-5
The cigarette lighter was invented before the match.
210