Topics » Science & Technology   Dec. 21, 2011

The Science of Snow Crystals

High Humidity

9 of 11

Snowflakes Snow CrystalsGiant snowflakes Forming Flakes Treasure Hunt Shaped by WeatherSectored Plates ColumnsHigh HumidityAlaska boundAsymmetrical

High Humidity

The most extreme shapes form when the humidity is especially high.

Photo Essay

Photo Essay