The hidden world of otherworldly creatures was discovered by one of the most decorated Chinese submersibles, named Fendouzhe.

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...

Scientists in the crewed submersible Alvin also discovered two additional related deep-sea species, according to a study.

While exploring the ocean in a deep-sea submersible, scientists say they discovered a flourishing ecosystem capable of ...

A team of researchers has published a detailed description of the undersea creature previously dubbed the “mystery mollusk” due to its bizarre body. The animal’s scientific name is Bathydevius ...

It's a rule of thumb -- or fin -- for the ocean: The deeper you dive, the weirder things get. Now, a new exhibit lets visitors jump straight into the strangest layer of the ocean, bringing the ...

The Monterey Bay Aquarium Research Institute team first spotted the "mystery mollusc" in 2000, about 8,500 feet below the surface. Over the next 20 years, they carefully documented more than 100 of ...

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Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

Plastic risk maps reveal hidden ocean hotspots where wildlife faces harm from ingestion, entanglement, and chemicals.

The spectre of low-oxygen “dead zones” is surfacing along B.C.’s Central Coast, threatening the region’s rich marine ...

Mr. Fox is an author who grew up on an island off the coast of Maine. He spent the last three years reporting on climate change and its effect on the oceans and extreme weather. To most of us, the ...