Let’s get one thing straight. The saying "blue and green should never be seen" derives from a seafarer's tradition of not painting the hull of a boat green in case it's capsized and is harder to ...

The light that we see is made up of many different colours. There are three primary colours: red, green and blue. They can be combined in different ways to make every other colour. The colour of ...

If you’ve ever sent a text from your iPhone and noticed that the message bubble is green instead of blue, you might be wondering what’s going on. We'll guide you on why your iPhone messages ...