UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
The cigarette lighter was invented before the match.
210
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
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
Castor oil is used as a lubricant in jet planes.
-5