CU Boulder Research Scientist Chris Ray takes notes during a survey of pikas in Colorado's Indian Peaks Wilderness. (Photo Courtesy of Gabe Allen/INSTAAR) Research from the University of Colorado ...

While researching a separate topic, Naomi Ochwat noticed that a glacier in Antarctica had shrunk by 50%. What she learned was alarming.

Weathered rocks sitting above the ice hold iron concentrations up to ten times higher than earlier reports from elsewhere in ...