An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
About 39,000 gallons of water are used to produce the average car!
14
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
Car airbags kill 1 person for every 22 lives that they save.
80
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Mico headphones read your brainwaves and select music based on your state of mind.
7