Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Energy is being wasted if a toaster is left plugged in after use.
21
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
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
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The cigarette lighter was invented before the match.
210