An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
More than a billion transistors are manufactured every second.
-25
A small airplane can fly backwards.
75
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
Originally, Nintendo was a playing card manufacturer.
70