Tag Archives: Chlamydomonas nivalis

Mysterious Antarctica’s ‘Blood Falls’: Life under the ice causes water to turn a deep red colour

A glacier nestled in the white expanse of Antarctica has been ‘bleeding’ for years.

Known as Blood Falls, the shocking red colour pours into Lake Bonney in the southernmost of the three largest McMurdo Dry Valleys. Continue reading Mysterious Antarctica’s ‘Blood Falls’: Life under the ice causes water to turn a deep red colour

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