Pictures and videos have circulated the worldwide web since last week, appearing to show a breathtaking purple sky. What causes this weather phenomenon? Matthews explained white light contains all ...

To understand why the sky is sometimes purple, it's helpful to first understand how light travels. The light that is produced from the Sun is white ... and cloud formations" can influence the ...

Purple clouds rise into a starry night sky in this beautiful image. B.G Boyd captured this photo in early August around 5 a.m. while gazing up at the night sky over Tucson, Arizona to witness the ...

It really is that purple. This phenomenon is the result of a combination of the sun setting and the low clouds commonly found as a storm exits the region. You've noticed the sky and clouds turning ...

The Lake City sky turned an ominous purple Wednesday after Hurricane Michael tore through the Florida Panhandle. First Coast News' Shelby Danielson captured this creepy footage of the purple sky.

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 ...