This article was originally featured on High Country News. Jim Elser scanned the snowfields clinging to the lower slopes of Clements Mountain in Montana’s Glacier National Park. While nearby tourists ...

CORALVILLE — When a person walking along the Clear Creek Trail in Coralville on an unseasonably warm day last week spotted a bubble-gum pink stream, he snapped a picture. “What would cause that?” he ...

SEATTLE — Researchers and volunteers are working to gather and test samples of algae blooms often referred to as "pink snow" to learn more about its life cycle. In time, that data could be used to ...

I live for all things pink, and there’s something beautiful about pink glacial ice. However, the dusty pink layer atop the Presena Glacier in the Italian Alps is more sinister than it looks. Algae has ...