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

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

Millions of kids grew up watching Reading Rainbow, and in the new documentary Butterfly In the Sky, available now on Netflix, we can relive those childhood memories.The show is a loving history of ...

While hikers can travel Rainbow Falls Trail for its full 6.7 miles to Mount Le Conte, most opt for the 5.6-mile out-and-back hike to its namesake waterfall. Rainbow Falls cascades 80 feet ...