Snow is made up of trillions of tiny ice crystals to make snowflakes, with not one alike. Here's how they form.

Snowflakes vary by size and shape but exactly how many different patterns are there and what weather features influence their ...

Snowflakes form when a drop of extremely cold water freezes on a dust or pollen particle in the sky, creating an ice crystal.

Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

Snow. It's made up of tiny ice crystals that can transform into a variety of intricate symmetrical patterns forming a beautiful snowflake. Have you ever wondered how snowflakes form? Did you know ...