The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The electric chair was invented by a dentist!
122
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
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
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
More than a billion transistors are manufactured every second.
-25
Jumbo jets use 4,000 gallons of fuel to take off.
19