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

Take a journey to see how ice crystals form ... begin to freeze around dust particles in the sky and form hexagonal crystals. All snowflakes are six-sided because water molecules bond with ...

More crystals grow on top of these ice crystals to create hexagonal shapes called snowflakes. Hexagonal means they have six sides. If they fall through cold, dry air, the snow will be powdery.