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A species of rainbow-colored finch from Australia seems to break all of the rules of avian evolution, scientists say.

A journalism initiative to expand coverage of Western water issues is launching this month with support from a two-year, $700,000 grant from the Walton Family Foundation.

A far-reaching global study led by EBIO scientists has found that climate is a critical determinant of microbial diversity on amphibian skin.

Using cutting-edge instrumentation, CIRES researchers are able to track and differentiate sources of methane, a greenhouse gas and air pollutant.

When more women are involved in group decisions about how to manage land, the group conserves more—particularly when offered financial incentives, new research shows.

Thawing permafrost in high-altitude mountain ecosystems may be a stealthy, underexplored contributor to atmospheric carbon dioxide emissions.

Arctic sea ice likely reached its maximum extent for the year at 5.71 million square miles, effectively tied for seventh lowest in the 40-year satellite record.

Marine microorganisms in the Southern Ocean may find themselves in a deadly vise grip by century’s end as ocean acidification creates a shallower horizon for life.

As the Arctic warms faster than the rest of the globe, permafrost, land ice and sea ice are disappearing at unprecedented rates.

Paleontologists working on a steep river bank in Alaska have discovered fossil evidence of the northernmost marsupial known to science.