Snowflakes are like letters from the sky, each crystal a note describing the atmosphere as it falls to the ground. They float effortlessly, but their creation is one of nature’s most complicated ...

Like snowflakes ... cocoa and consider nature’s ice-cold architecture. When water molecules chill down, they assemble into a myriad of spectacular shapes from simple hexagons to star-shaped ...

and one of the first observers to study snowflake shapes seriously. Over the course of 40 years, Bentley perfected techniques for making microphotographs of snowflakes and made thousands of such ...