appearing to show a breathtaking purple sky. What causes this weather phenomenon? Matthews explained white light contains all colors of the rainbow -- red, orange, yellow, green, blue, indigo and ...

and cloud formations" can influence the colors of the sky, too. Occasionally, pink and purple will appear more often than red and orange. This is partially due to "the optical illusion of the pink ...

The sky turned purple on Wednesday night after Hurricane Dorian passed over Florida, leaving a dazzling cloud formation in ... from dark gray to a burnt orange and then to a breath-taking violet ...

Purple reign: The weather conditions created some spectacular images on the coast, like in Beverley Senturk's photo of Scarborough,North Yorkshire Early risers were treated to a spectacular ...