Photographer Grover Schrayer captured something spectacular in an otherwise mundane event. The remnants of wax found on the average candle refract light when the wick is snuffed out, creating this cool rainbow effect.
A waterfall, a rainbow, and a touch of the Aurora Borealis! It's like all of Mother Nature FTW rolled up into one package. This photo was taken by Stephanie Vetter, and was recently featured in NASA's Astronomy Picture of the Day. Amazing stuff!