There are only 14 blimps in the world.
69
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
The electric chair was invented by a dentist!
122
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The first alarm clock could only ring at 4 a.m.
120
