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Be Smart.

Be Smart.

The Science of Snow Geometry

Be Smart. · Nov 11, 2026 · 7:44

0:007:44

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You are a beautiful and curious snowflake.

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Snowflakes are infinitely beautiful, but are they infinitely unique? Here's all the science behind Earth's favorite cold crystal.

More reading:

Wilson Bentley, The Snowflake Man of Vermont http://publicdomainreview.org/2011/02/14/the-snowflake-man-of-vermont/

Kenneth Libbrecht's SnowCrystals website (the definitive snow science page on the internet): http://www.its.caltech.edu/~atomic/snowcrystals/

The true shape of snowflakes: http://news.sciencemag.org/environment/2013/04/scienceshot-true-shape-snowflakes?rss=1

Timeline of snowflake research: http://en.wikipedia.org/wiki/Timeline_of_snowflake_research

Interactive water crystal packing (Firefox is best) http://www.edinformatics.com/interactive_molecules/ice.htm

The case of two identical snowflakes: http://www.livescience.com/1239-scientist-snowflakes-alike.html

Joe Hanson - Host and writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen IncKate Eads - Associate Producer
Katie Graham - Director of Photography
Andrew Matthews - Editor and motion graphics

Produced for PBS Digital Studios
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