An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Mico headphones read your brainwaves and select music based on your state of mind.
7
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250