Castor oil is used as a lubricant in jet planes.
-5
Sony researchers have developed a refrigerator that only opens when you smile.
9
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
There are only 14 blimps in the world.
69
Originally, Nintendo was a playing card manufacturer.
70