Your smartphone can not only serve you as a digital ruler, but it can also help you measure various other things. Smartphones are very powerful tools, especially if you pair them up with good apps. In ...

Since the scale line of a general ruler has a width, many people have had the experience of trying to draw a line of the correct length with a ruler and wondering 'how far should I draw this scale ...

Who would have ever thought that the phone tucked away in our back pockets would have high tech cameras, calculators, and internet access? Technology has moved fast, and the world along with it. It’s ...