An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
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Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
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Mico headphones read your brainwaves and select music based on your state of mind.
7
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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In the early 1960's, Porsche commercially manufactured farm tractors.
24
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10