Q&A: The science of snowflakes—how hexagonal symmetry and environmental changes create endless designs

In the iconic "Sound of Music" score, "My Favorite Things," a young Julie Andrews lists snowflakes as objects that bring her ...
NPR

Just how big can a snowflake get? It depends on what you mean by 'snowflake'

Here's a question to ponder during these cold, wintry days: How big can snowflakes get? Part of the answer depends on what you mean by the word "snowflake." The other part of that answer depends on ...