A small airplane can fly backwards.
75
The first alarm clock could only ring at 4 a.m.
120
The average car produces a pound of pollution every 25 miles!
18
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Google founders Sergey Brin and Larry Page have expressed their desire to see the search engine become artificial intelligence itself. To achieve that goal, they created the highly-protected “X lab.”
-7
About 39,000 gallons of water are used to produce the average car!
14