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
A small airplane can fly backwards.
75
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
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
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
Jumbo jets use 4,000 gallons of fuel to take off.
19