The first alarm clock could only ring at 4 a.m.
120
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
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
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43