Have you ever gazed up on a clear day, marvelling at the vast expanse of blue ... in colour. The colour of the sky varies with the position of the sun in the sky, illustrating the dynamic nature ...

From ocean to sky ... difficult colours for nature to produce using pigments. Animals usually appear blue to the human eye because of microscopic structures in their skin, feathers, scales or shells, ...

The sky has always been a canvas for nature’s artistry ... sometimes accompanied by a change in color due to the angle of the sun. Seen primarily in northern Australia, they are a dramatic ...