The ball on top of a flagpole is called a 'truck'.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Car airbags kill 1 person for every 22 lives that they save.
80
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
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
Energy is being wasted if a toaster is left plugged in after use.
21