Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Kleenex tissues were originally used as filters in gas masks.
46
Sony researchers have developed a refrigerator that only opens when you smile.
9
A small airplane can fly backwards.
75
A toaster uses almost half as much energy as a full-sized oven.
33
Originally, Nintendo was a playing card manufacturer.
70
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93