Sony researchers have developed a refrigerator that only opens when you smile.
9
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
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The life boat was patented in 1845!
29
Originally, BMW was an airplane engine manufacturer.
69
A small airplane can fly backwards.
75