On the birthday of Elvis Presley, let's take a look back at "Blue Suede Shoes" and "Blue Christmas" as well as his lesser ...

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 ...

Red, white and blue - the three colours of our national flag." David Hutchins: "I was walking past an outdoor basketball court and the abstract nature of this part of the court just caught my ...