Jumbo jets use 4,000 gallons of fuel to take off.
19
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 first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Mico headphones read your brainwaves and select music based on your state of mind.
7
Whale oil was used in automobile transmissions as late as 1973.
56
The ball on top of a flagpole is called a 'truck'.
24
The first alarm clock could only ring at 4 a.m.
120
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47