Researchers for years have been baffled as rivers and streams across Alaska turned orange, but new research points to climate change as an answer. Scientists suspect the drastic color change is the ...

Across Arctic Alaska, once-clear rivers are shifting to a startling rust color, a visible scar of a warming climate etched into the landscape. What looks like a strange natural dye job is in fact a ...

When scientists Patrick Sullivan and Roman Dial were heading to a remote area in the Brooks Range in 2019 to map the spread of woody plants there, they were looking forward to seeing a celebrated ...