A small airplane can fly backwards.
75
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
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
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43