On the Galapagos’ most developed island, researchers are tracking a growing threat to the millennia-old migration routes of giant tortoises.

The airborne water cycle, destabilized by industrial logging and other land use, may be a hidden force behind growing ...

In a dark, unexplored layer of ocean, a hidden cache of fish might play an unexpected role in our climate’s future. It seems like a bad time for a new fishery.

As the climate warms, popular coastal tourist haunts across Europe will be hit hard by extreme weather.

The adoption of ship scrubbers—technology meant to clean up dirty fuel—has caused a surge in heavy metal pollution.

After scores of barn owls died in overheated nest boxes, conservationists set out to give the birds less heat-prone homes.

The adoption of ship scrubbers—technology meant to clean up dirty fuel—has caused a surge in heavy metal pollution.

The ocean became a dumping ground for weapons after Allied forces defeated the Nazis. Now a team of robots and divers are making the Baltic Sea safer.

Researchers have long suspected that bowhead whales keep in touch from far away. New evidence of synchronized diving between two whales 100 kilometers apart supports the theory.

Non-native pink salmon have swarmed Norway’s rivers, prompting a relentless—and potentially fruitless—fight to beat back the invaders.

Decades after they were hunted to local extinction, fin whales are recovering in the Kitimat fjord system—only to be threatened by a booming LNG industry.