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 first alarm clock could only ring at 4 a.m.
120
Whale oil was used in automobile transmissions as late as 1973.
56
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
There are only 14 blimps in the world.
69
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41