The first alarm clock could only ring at 4 a.m.
120
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
There are only 14 blimps in the world.
69
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41


