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
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
A small airplane can fly backwards.
75