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
The life boat was patented in 1845!
29
The first alarm clock could only ring at 4 a.m.
120
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Mico headphones read your brainwaves and select music based on your state of mind.
7
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20