An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
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
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
The first alarm clock could only ring at 4 a.m.
120
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
A toaster uses almost half as much energy as a full-sized oven.
33