Mico headphones read your brainwaves and select music based on your state of mind.
7
The first alarm clock could only ring at 4 a.m.
120
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Attics were invented in Attica.
43
A small airplane can fly backwards.
75
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

