The science of snowflakes with Brian Coxbr How do snowflakes form? Why do they have six sides? Is it true that each snowflakes is unique? Here's some serious snowflake trivia courtesy of physicist Prof Brian Cox.br br Made by Studio Panda with paper artwork by Sam Pierpoint, in partnership with the @royalsociety br br Subscribe to BBC Ideas br 0:00 What is a snowflake?br 0:30 How snowflakes are made - and why no two snowflakes are the samebr 1:18 Johannes Kepler asks: Why do snowflakes always have six sides?br 2:19 Different snowflake shapesbr 2:44 Snowflake photography and how to take the perfect shotbr 3:14 Snowflakes and symmetrybr 3:37 Snowflakes aren't actually white!br 3:50 Snowflakes and the Universebr br Subscribe to BBC Ideas br br Do you have a curious mind? You’re in the right place.br br Our aim on BBC Ideas is to feed your curiosity, to open your mind to new perspectives, and to leave you that little bit smarter. br br So dive in. Let us know what you think.