Photo: "No Two Snowflakes the Same" Likely True, Research Reveals

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A close-up image of an elaborate snow crystal taken by farmer Wilson Bentley shows the many branches a single flake can grow under the right conditions.

Because temperature, time, humidity, and gravity all can radically alter the shape of a snowflake, it's virtually impossible for any two to ever be the same, an author says.

Photograph courtesy NOAA

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