ice crystals

Sun pillars form when falling ice crystals reflect sunlight during low temperatures.
So, there's even more reason for the sky to, "Let it snow! Let it snow! Let it snow!" A snowflake starts as a tiny grain
By Gretchen Cuda Kroen Frozen water droplets take on a whole new shape when they freeze: Instead of staying round, they form
Nestle scientists are looking to nature for help in revealing exactly which mechanism within ice crystal dynamics is responsible for taking the fun and flavor away from ice cream as it ages in home freezers.
While anyone can easily grow ice crystals (just look at the kitchen freezer), creating snowflakes takes unusually stable