"The respective sizes of the two arcs also create a great symbolic representation of the difference in scale between what we ...

We all know rainbows-those colorful arcs that appear after rain when sunlight bends through water droplets. But have you ever heard of a moonbow? Unlike regular rainbows, moonbows appear at night, ...

Moonbows are a rare occurrence that can only be seen at night — and can be difficult to catch on camera Rare lunar rainbows, also known as moonbows, were recently spotted at Yosemite Falls ...