Whether you had a white Christmas or not, no one can deny the alluring elegance of the snowflakes which make up the fluffy carpet of snow that we dream of at Christmas. It is common knowledge that every snowflake is unique. However, these tiny crystals of ice are even more interesting and form a multitude of different shapes, not just the traditional dendritic snowflake.
Caltech physicist Kenneth Libbrecht, who studies the crystalline structure of snowflakes and has published seven books of snowflake photographs, talked to the Los Angeles Times about what we do, and don’t, know about them. Continue Reading