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 alarm clock could only ring at 4 a.m.
120
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
There are only 14 blimps in the world.
69
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7