The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Whale oil was used in automobile transmissions as late as 1973.
56
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250