A small airplane can fly backwards.
75
Sony researchers have developed a refrigerator that only opens when you smile.
9
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
In the early 1960's, Porsche commercially manufactured farm tractors.
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
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25