Sony researchers have developed a refrigerator that only opens when you smile.
9
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
The ball on top of a flagpole is called a 'truck'.
24
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


