Tag Archives: watermelon snow

Snow isn’t all white: How ice crystals and algae can cause it to look red and blue

[Argentine, Canada, USA] What colour is snow? At first, it seems like an easy answer. Anyone who has seen snow will know it is white, the reason being because it reflects almost all visible light incident upon it. Continue reading Snow isn’t all white: How ice crystals and algae can cause it to look red and blue