We went outside on a cold winter morning. We wanted to see what would happen if we blew bubbles in a temperature below freezing. At first, the bubbles were just popping as soon as we blew them.

In this Weather Experiment Wednesday, we showcase how to create a bubble rainbow. TULSA, Okla. — Rainbows occur in nature as sunlight is refracted off raindrops, which creates an arc in the sky.