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

Snowflakes provide many of us with our earliest impressions of what it means to be unique. Even within a group—the flakes so ...

When it comes to snow flakes, you may have heard that no two snow flakes are alike. In nature that especially true. But how can that be when billions of flakes ...