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 ball on top of a flagpole is called a 'truck'.
24
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The life boat was patented in 1845!
29
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17


