The first alarm clock could only ring at 4 a.m.
120
The ball on top of a flagpole is called a 'truck'.
24
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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
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
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0