A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The first alarm clock could only ring at 4 a.m.
120
The cigarette lighter was invented before the match.
210
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
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