The ball on top of a flagpole is called a 'truck'.
24
A small airplane can fly backwards.
75
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
In the early 1960's, Porsche commercially manufactured farm tractors.
24
A toaster uses almost half as much energy as a full-sized oven.
33
The electric chair was invented by a dentist!
122