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

In the 1930s, artist Else Bostelmann illuminated in art what scientist William Beebe dictated to her from his cramped seat in a spherical steel bathysphere as it explored the deep sea off Bermuda. She ...

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

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

Our dungi, a six-meter-long dugout canoe, chugs mechanically along the western coastline of India’s North Andaman island. Saw Atto, a veteran shrimp fisher and the captain for this voyage, turns the ...

One Great Shot: Are You Ready for This, Jelly? During a nighttime dive, a veteran underwater photographer captured a tiny fish’s cunning effort to find a safe spot in a dark sea.

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.

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.

As the aquaculture industry grows, new research finds that seafoods raised in marine waters have a smaller carbon footprint than those raised in fresh water.

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

Hurricane Helene devastated the southeastern United States at the end of September 2024, dumping unprecedented levels of rain ...

As the aquaculture industry grows, new research finds that seafoods raised in marine waters have a smaller carbon footprint than those raised in fresh water.