The first alarm clock could only ring at 4 a.m.
120
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
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).
1
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Mico headphones read your brainwaves and select music based on your state of mind.
7
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
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