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

Biv.” A rainbow is a spectrum of visible light. Each color has a different wavelength. To separate white light into these colors, the light needs to pass through a material that “bends” it. This ...

This is called refraction. This can happen in raindrops ... So when the sun is behind you and the rain in front of you, you see a rainbow of colours reflected back from inside the raindrops.

But while the legend of treasure waiting at the end of a rainbow has been passed down for generations, science tells a different story—one just as fascinating, even if it doesn’t involve ...