The Guinness world record for the largest snowflake stands at 38 centimetres across and 20 cm thick, a whopper reported in Montana in January 1887. While some scientists are sceptical, it got us thinking. With all the scientific knowledge and facilities for studying snow and its climatic effects, could New Scientist embark on a quest to make record-breaking snowflakes? This is our journey into the complex world of snow physics.
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