The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Whale oil was used in automobile transmissions as late as 1973.
56
The ball on top of a flagpole is called a 'truck'.
24
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
A small airplane can fly backwards.
75