Castor oil is used as a lubricant in jet planes.
-5
Kleenex tissues were originally used as filters in gas masks.
46
Mico headphones read your brainwaves and select music based on your state of mind.
7
More than a billion transistors are manufactured every second.
-25
The cigarette lighter was invented before the match.
210
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2