Articles by Matt Simon

New research shows that climate change is giving urban rats a boost, especially in Washington, D.C.

Too-cute sea otters are ravenous predators that feast on purple urchins and other destructive species.

A hazy atmosphere makes data ricochet all over the place. Now scientists think they can use that signal to better predict dangerously smoky air.

Underground peat fires are bedeviling: They refuse to die, even when flooded with water. Could this new weapon put them down for good?

An analysis of the 10-foot-long appendages shows that as the Arctic warms, narwhal diets are changing, and their bodies are accumulating more mercury.

Researchers drilled through an Antarctic ice shelf to sample sediment. But they found animals that weren't supposed to be there.

Formerly stashed at Svalbard, they've since sprouted in Morocco and beyond.