The first alarm clock could only ring at 4 a.m.
120
Sony researchers have developed a refrigerator that only opens when you smile.
9
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
The IRS processes more than 2 billion pieces of paper each year.
28
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
A small airplane can fly backwards.
75