An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Mico headphones read your brainwaves and select music based on your state of mind.
7
The first alarm clock could only ring at 4 a.m.
120
A toaster uses almost half as much energy as a full-sized oven.
33
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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2