Watch: This photographer's footage of a double rainbow, as seen from a trail in the Golden Gate National Recreation Area, will blow you away.

Fire rainbows, a phenomenon that captivates both the eye and the imagination, are a rare sight in the sky. When these ...

A colorful aurora lit up the sky over Rovaniemi, in Finnish Lapland, on Tuesday (March 25) night. Australian senator pulls ...

Using explosives to create beauty rather than warfare and violence provides a sliver of hope for our shared human future.” ...