The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
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 cigarette lighter was invented before the match.
210
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
There are only 14 blimps in the world.
69