There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
Castor oil is used as a lubricant in jet planes.
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