Icelandic residents were given a stunning visual treat when a rare lunar rainbow appeared in the night sky last week. The lunar rainbow, or "moonbow," could be seen just outside the town of ...

A total lunar eclipse is happening tonight, and if cloudiness isn't an issue, everyone should be able to see it. Rhode Island is in the path of totality for the upcoming eclipse. The entire Western ...

Rainbows can occur anywhere light and water droplets cross paths, even at night. A celestial light show was captured in California's Yosemite National Park recently, one of the “very few waterfall ...